Вторая усложнённая лабораторная работа. Фикс пополнения + фикс вывода ошибки в форме списания

.gitignore

@@ -398,3 +398,4 @@ FodyWeavers.xsd
 # JetBrains Rider
 *.sln.iml
 
+/Confectionery/ImplementationExtensions

Confectionery/Confectionery.sln

@@ -3,7 +3,17 @@ Microsoft Visual Studio Solution File, Format Version 12.00
 # Visual Studio Version 17
 VisualStudioVersion = 17.3.32825.248
 MinimumVisualStudioVersion = 10.0.40219.1
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Confectionery", "Confectionery\Confectionery.csproj", "{7B75620D-9ECD-4175-8E35-D31CEC904A4B}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Confectionery", "Confectionery\Confectionery.csproj", "{7B75620D-9ECD-4175-8E35-D31CEC904A4B}"
+EndProject
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "ConfectioneryDataModels", "ConfectioneryDataModels\ConfectioneryDataModels.csproj", "{22A053DC-3DC2-4375-9563-BF647A1092A4}"
+EndProject
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "ConfectioneryContracts", "ConfectioneryContracts\ConfectioneryContracts.csproj", "{6C4950D1-D788-4D5A-8C15-0A376274F2DD}"
+EndProject
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "ConfectioneryBusinessLogic", "ConfectioneryBusinessLogic\ConfectioneryBusinessLogic.csproj", "{30F4AE5A-2C90-4C7F-BBE9-2FA56BE26C63}"
+EndProject
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "ConfectioneryListImplement", "ConfectioneryListImplement\ConfectioneryListImplement.csproj", "{85992074-656D-4F79-AB23-60DE4F9ABF30}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ConfectioneryFileImplement", "ConfectioneryFileImplements\ConfectioneryFileImplement.csproj", "{48A8592F-EF58-4FC4-9C9E-B401836FF21E}"
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
@@ -15,6 +25,26 @@ Global
 		{7B75620D-9ECD-4175-8E35-D31CEC904A4B}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{7B75620D-9ECD-4175-8E35-D31CEC904A4B}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{7B75620D-9ECD-4175-8E35-D31CEC904A4B}.Release|Any CPU.Build.0 = Release|Any CPU
+		{22A053DC-3DC2-4375-9563-BF647A1092A4}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{22A053DC-3DC2-4375-9563-BF647A1092A4}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{22A053DC-3DC2-4375-9563-BF647A1092A4}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{22A053DC-3DC2-4375-9563-BF647A1092A4}.Release|Any CPU.Build.0 = Release|Any CPU
+		{6C4950D1-D788-4D5A-8C15-0A376274F2DD}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{6C4950D1-D788-4D5A-8C15-0A376274F2DD}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{6C4950D1-D788-4D5A-8C15-0A376274F2DD}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{6C4950D1-D788-4D5A-8C15-0A376274F2DD}.Release|Any CPU.Build.0 = Release|Any CPU
+		{30F4AE5A-2C90-4C7F-BBE9-2FA56BE26C63}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{30F4AE5A-2C90-4C7F-BBE9-2FA56BE26C63}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{30F4AE5A-2C90-4C7F-BBE9-2FA56BE26C63}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{30F4AE5A-2C90-4C7F-BBE9-2FA56BE26C63}.Release|Any CPU.Build.0 = Release|Any CPU
+		{85992074-656D-4F79-AB23-60DE4F9ABF30}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{85992074-656D-4F79-AB23-60DE4F9ABF30}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{85992074-656D-4F79-AB23-60DE4F9ABF30}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{85992074-656D-4F79-AB23-60DE4F9ABF30}.Release|Any CPU.Build.0 = Release|Any CPU
+		{48A8592F-EF58-4FC4-9C9E-B401836FF21E}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{48A8592F-EF58-4FC4-9C9E-B401836FF21E}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{48A8592F-EF58-4FC4-9C9E-B401836FF21E}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{48A8592F-EF58-4FC4-9C9E-B401836FF21E}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE

Confectionery/Confectionery/Confectionery.csproj

@@ -8,4 +8,46 @@
     <ImplicitUsings>enable</ImplicitUsings>
   </PropertyGroup>
 
+  <ItemGroup>
+    <None Remove="nlog.config" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <EmbeddedResource Include="nlog.config">
+      <CopyToOutputDirectory>Always</CopyToOutputDirectory>
+    </EmbeddedResource>
+  </ItemGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="7.0.0" />
+    <PackageReference Include="Microsoft.Extensions.Logging" Version="7.0.0" />
+    <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="7.0.0" />
+    <PackageReference Include="NLog" Version="5.1.2" />
+    <PackageReference Include="NLog.Config" Version="4.7.15" />
+    <PackageReference Include="NLog.Extensions.Logging" Version="5.2.2" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\ConfectioneryBusinessLogic\ConfectioneryBusinessLogic.csproj" />
+    <ProjectReference Include="..\ConfectioneryContracts\ConfectioneryContracts.csproj" />
+    <ProjectReference Include="..\ConfectioneryDataModels\ConfectioneryDataModels.csproj" />
+    <ProjectReference Include="..\ConfectioneryFileImplements\ConfectioneryFileImplement.csproj" />
+    <ProjectReference Include="..\ConfectioneryListImplement\ConfectioneryListImplement.csproj" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <Compile Update="Properties\Resources.Designer.cs">
+      <DesignTime>True</DesignTime>
+      <AutoGen>True</AutoGen>
+      <DependentUpon>Resources.resx</DependentUpon>
+    </Compile>
+  </ItemGroup>
+
+  <ItemGroup>
+    <EmbeddedResource Update="Properties\Resources.resx">
+      <Generator>ResXFileCodeGenerator</Generator>
+      <LastGenOutput>Resources.Designer.cs</LastGenOutput>
+    </EmbeddedResource>
+  </ItemGroup>
+
 </Project>

Confectionery/Confectionery/Form1.Designer.cs

@@ -1,39 +0,0 @@
-namespace Confectionery
-{
-    partial class Form1
-    {
-        /// <summary>
-        ///  Required designer variable.
-        /// </summary>
-        private System.ComponentModel.IContainer components = null;
-
-        /// <summary>
-        ///  Clean up any resources being used.
-        /// </summary>
-        /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
-        protected override void Dispose(bool disposing)
-        {
-            if (disposing && (components != null))
-            {
-                components.Dispose();
-            }
-            base.Dispose(disposing);
-        }
-
-        #region Windows Form Designer generated code
-
-        /// <summary>
-        ///  Required method for Designer support - do not modify
-        ///  the contents of this method with the code editor.
-        /// </summary>
-        private void InitializeComponent()
-        {
-            this.components = new System.ComponentModel.Container();
-            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
-            this.ClientSize = new System.Drawing.Size(800, 450);
-            this.Text = "Form1";
-        }
-
-        #endregion
-    }
-}

Confectionery/Confectionery/Form1.cs

@@ -1,10 +0,0 @@
-namespace Confectionery
-{
-    public partial class Form1 : Form
-    {
-        public Form1()
-        {
-            InitializeComponent();
-        }
-    }
-}

Confectionery/Confectionery/FormCreateOrder.Designer.cs

@@ -0,0 +1,145 @@
+namespace Confectionery
+{
+    partial class FormCreateOrder
+    {
+        /// <summary>
+        /// Required designer variable.
+        /// </summary>
+        private System.ComponentModel.IContainer components = null;
+
+        /// <summary>
+        /// Clean up any resources being used.
+        /// </summary>
+        /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
+        protected override void Dispose(bool disposing)
+        {
+            if (disposing && (components != null))
+            {
+                components.Dispose();
+            }
+            base.Dispose(disposing);
+        }
+
+        #region Windows Form Designer generated code
+
+        /// <summary>
+        /// Required method for Designer support - do not modify
+        /// the contents of this method with the code editor.
+        /// </summary>
+        private void InitializeComponent()
+        {
+            this.label1 = new System.Windows.Forms.Label();
+            this.label2 = new System.Windows.Forms.Label();
+            this.label3 = new System.Windows.Forms.Label();
+            this.comboBoxPastry = new System.Windows.Forms.ComboBox();
+            this.textBoxCount = new System.Windows.Forms.TextBox();
+            this.textBoxSum = new System.Windows.Forms.TextBox();
+            this.buttonSave = new System.Windows.Forms.Button();
+            this.buttonCancel = new System.Windows.Forms.Button();
+            this.SuspendLayout();
+            // 
+            // label1
+            // 
+            this.label1.AutoSize = true;
+            this.label1.Location = new System.Drawing.Point(12, 9);
+            this.label1.Name = "label1";
+            this.label1.Size = new System.Drawing.Size(71, 20);
+            this.label1.TabIndex = 0;
+            this.label1.Text = "Изделие:";
+            // 
+            // label2
+            // 
+            this.label2.AutoSize = true;
+            this.label2.Location = new System.Drawing.Point(12, 47);
+            this.label2.Name = "label2";
+            this.label2.Size = new System.Drawing.Size(93, 20);
+            this.label2.TabIndex = 1;
+            this.label2.Text = "Количество:";
+            // 
+            // label3
+            // 
+            this.label3.AutoSize = true;
+            this.label3.Location = new System.Drawing.Point(12, 87);
+            this.label3.Name = "label3";
+            this.label3.Size = new System.Drawing.Size(58, 20);
+            this.label3.TabIndex = 2;
+            this.label3.Text = "Сумма:";
+            // 
+            // comboBoxPastry
+            // 
+            this.comboBoxPastry.FormattingEnabled = true;
+            this.comboBoxPastry.Location = new System.Drawing.Point(129, 6);
+            this.comboBoxPastry.Name = "comboBoxPastry";
+            this.comboBoxPastry.Size = new System.Drawing.Size(219, 28);
+            this.comboBoxPastry.TabIndex = 3;
+            this.comboBoxPastry.SelectedIndexChanged += new System.EventHandler(this.comboBoxPastry_SelectedIndexChanged);
+            // 
+            // textBoxCount
+            // 
+            this.textBoxCount.Location = new System.Drawing.Point(129, 44);
+            this.textBoxCount.Name = "textBoxCount";
+            this.textBoxCount.Size = new System.Drawing.Size(219, 27);
+            this.textBoxCount.TabIndex = 4;
+            this.textBoxCount.TextChanged += new System.EventHandler(this.textBoxCount_TextChanged);
+            // 
+            // textBoxSum
+            // 
+            this.textBoxSum.Location = new System.Drawing.Point(129, 84);
+            this.textBoxSum.Name = "textBoxSum";
+            this.textBoxSum.ReadOnly = true;
+            this.textBoxSum.Size = new System.Drawing.Size(219, 27);
+            this.textBoxSum.TabIndex = 5;
+            // 
+            // buttonSave
+            // 
+            this.buttonSave.Location = new System.Drawing.Point(142, 130);
+            this.buttonSave.Name = "buttonSave";
+            this.buttonSave.Size = new System.Drawing.Size(94, 29);
+            this.buttonSave.TabIndex = 6;
+            this.buttonSave.Text = "Сохранить";
+            this.buttonSave.UseVisualStyleBackColor = true;
+            this.buttonSave.Click += new System.EventHandler(this.buttonSave_Click);
+            // 
+            // buttonCancel
+            // 
+            this.buttonCancel.Location = new System.Drawing.Point(254, 130);
+            this.buttonCancel.Name = "buttonCancel";
+            this.buttonCancel.Size = new System.Drawing.Size(94, 29);
+            this.buttonCancel.TabIndex = 7;
+            this.buttonCancel.Text = "Отмена";
+            this.buttonCancel.UseVisualStyleBackColor = true;
+            this.buttonCancel.Click += new System.EventHandler(this.buttonCancel_Click);
+            // 
+            // FormCreateOrder
+            // 
+            this.AutoScaleDimensions = new System.Drawing.SizeF(8F, 20F);
+            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
+            this.ClientSize = new System.Drawing.Size(377, 171);
+            this.Controls.Add(this.buttonCancel);
+            this.Controls.Add(this.buttonSave);
+            this.Controls.Add(this.textBoxSum);
+            this.Controls.Add(this.textBoxCount);
+            this.Controls.Add(this.comboBoxPastry);
+            this.Controls.Add(this.label3);
+            this.Controls.Add(this.label2);
+            this.Controls.Add(this.label1);
+            this.Name = "FormCreateOrder";
+            this.Text = "Заказ";
+            this.Load += new System.EventHandler(this.FormCreateOrder_Load);
+            this.ResumeLayout(false);
+            this.PerformLayout();
+
+        }
+
+        #endregion
+
+        private Label label1;
+        private Label label2;
+        private Label label3;
+        private ComboBox comboBoxPastry;
+        private TextBox textBoxCount;
+        private TextBox textBoxSum;
+        private Button buttonSave;
+        private Button buttonCancel;
+    }
+}

Confectionery/Confectionery/FormCreateOrder.cs

@@ -0,0 +1,142 @@
+using ConfectioneryContracts.BindingModels;
+using ConfectioneryContracts.BusinessLogicsContracts;
+using ConfectioneryContracts.SearchModels;
+using ConfectioneryContracts.ViewModels;
+using ConfectioneryDataModels.Models;
+using Microsoft.Extensions.Logging;
+using System;
+using System.Collections;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Data;
+using System.Drawing;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Forms;
+
+namespace Confectionery
+{
+    public partial class FormCreateOrder : Form
+    {
+        private readonly ILogger _logger;
+        private readonly IPastryLogic _logicP;
+        private readonly IOrderLogic _logicO;
+
+        private List<PastryViewModel>? _list;
+        public int Id { get { return Convert.ToInt32(comboBoxPastry.SelectedValue); } set { comboBoxPastry.SelectedValue = value; } }
+        public IPastryModel? PastryModel
+        {
+            get
+            {
+                if (_list == null)
+                {
+                    return null;
+                }
+                foreach (var elem in _list)
+                {
+                    if (elem.Id == Id)
+                    {
+                        return elem;
+                    }
+                }
+                return null;
+            }
+        }
+
+        public int Count { get { return Convert.ToInt32(textBoxCount.Text); } set { textBoxCount.Text = value.ToString(); } }
+
+        public FormCreateOrder(ILogger<FormCreateOrder> logger, IPastryLogic logicP, IOrderLogic logicO)
+        {
+            InitializeComponent();
+            _logger = logger;
+            _logicP = logicP;
+            _logicO = logicO;
+        }
+
+        private void FormCreateOrder_Load(object sender, EventArgs e)
+        {
+            _logger.LogInformation("Загрузка изделий для заказа");
+            _list = _logicP.ReadList(null);
+            if (_list != null)
+            {
+                comboBoxPastry.DisplayMember = "PastryName";
+                comboBoxPastry.ValueMember = "Id";
+                comboBoxPastry.DataSource = _list;
+                comboBoxPastry.SelectedItem = null;
+            }
+        }
+
+        private void CalcSum()
+        {
+            if (comboBoxPastry.SelectedValue != null && !string.IsNullOrEmpty(textBoxCount.Text))
+            {
+                try
+                {
+                    int id = Convert.ToInt32(comboBoxPastry.SelectedValue);
+                    var product = _logicP.ReadElement(new PastrySearchModel { Id = id });
+                    int count = Convert.ToInt32(textBoxCount.Text);
+                    textBoxSum.Text = Math.Round(count * (product?.Price ?? 0), 2).ToString();
+                    _logger.LogInformation("Расчет суммы заказа");
+                }
+                catch (Exception ex)
+                {
+                    _logger.LogError(ex, "Ошибка расчета суммы заказа");
+                    MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                }
+            }
+        }
+
+        private void textBoxCount_TextChanged(object sender, EventArgs e)
+        {
+            CalcSum();
+        }
+
+        private void comboBoxPastry_SelectedIndexChanged(object sender, EventArgs e)
+        {
+            CalcSum();
+        }
+
+        private void buttonSave_Click(object sender, EventArgs e)
+        {
+            if (string.IsNullOrEmpty(textBoxCount.Text))
+            {
+                MessageBox.Show("Заполните поле Количество", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                return;
+            }
+            if (comboBoxPastry.SelectedValue == null)
+            {
+                MessageBox.Show("Выберите изделие", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                return;
+            }
+            _logger.LogInformation("Создание заказа");
+            try
+            {
+                var operationResult = _logicO.CreateOrder(new OrderBindingModel
+                {
+                    PastryId = Convert.ToInt32(comboBoxPastry.SelectedValue),
+                    Count = Convert.ToInt32(textBoxCount.Text),
+                    Sum = Convert.ToDouble(textBoxSum.Text)
+                });
+                if (!operationResult)
+                {
+                    throw new Exception("Ошибка при создании заказа. Дополнительная информация в логах.");
+                }
+                MessageBox.Show("Сохранение прошло успешно", "Сообщение", MessageBoxButtons.OK, MessageBoxIcon.Information);
+                DialogResult = DialogResult.OK;
+                Close();
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "Ошибка создания заказа");
+                MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+            }
+        }
+
+        private void buttonCancel_Click(object sender, EventArgs e)
+        {
+            DialogResult = DialogResult.Cancel;
+            Close();
+        }
+    }
+}

Confectionery/Confectionery/FormCreateOrder.resx

@@ -0,0 +1,60 @@
+<root>
+  <xsd:schema id="root" xmlns="" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:msdata="urn:schemas-microsoft-com:xml-msdata">
+    <xsd:import namespace="http://www.w3.org/XML/1998/namespace" />
+    <xsd:element name="root" msdata:IsDataSet="true">
+      <xsd:complexType>
+        <xsd:choice maxOccurs="unbounded">
+          <xsd:element name="metadata">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" />
+              </xsd:sequence>
+              <xsd:attribute name="name" use="required" type="xsd:string" />
+              <xsd:attribute name="type" type="xsd:string" />
+              <xsd:attribute name="mimetype" type="xsd:string" />
+              <xsd:attribute ref="xml:space" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="assembly">
+            <xsd:complexType>
+              <xsd:attribute name="alias" type="xsd:string" />
+              <xsd:attribute name="name" type="xsd:string" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="data">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+                <xsd:element name="comment" type="xsd:string" minOccurs="0" msdata:Ordinal="2" />
+              </xsd:sequence>
+              <xsd:attribute name="name" type="xsd:string" use="required" msdata:Ordinal="1" />
+              <xsd:attribute name="type" type="xsd:string" msdata:Ordinal="3" />
+              <xsd:attribute name="mimetype" type="xsd:string" msdata:Ordinal="4" />
+              <xsd:attribute ref="xml:space" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="resheader">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+              </xsd:sequence>
+              <xsd:attribute name="name" type="xsd:string" use="required" />
+            </xsd:complexType>
+          </xsd:element>
+        </xsd:choice>
+      </xsd:complexType>
+    </xsd:element>
+  </xsd:schema>
+  <resheader name="resmimetype">
+    <value>text/microsoft-resx</value>
+  </resheader>
+  <resheader name="version">
+    <value>2.0</value>
+  </resheader>
+  <resheader name="reader">
+    <value>System.Resources.ResXResourceReader, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </resheader>
+  <resheader name="writer">
+    <value>System.Resources.ResXResourceWriter, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </resheader>
+</root>

Confectionery/Confectionery/FormDelivery.Designer.cs

@@ -0,0 +1,143 @@
+namespace Confectionery
+{
+    partial class FormDelivery
+    {
+        /// <summary>
+        /// Required designer variable.
+        /// </summary>
+        private System.ComponentModel.IContainer components = null;
+
+        /// <summary>
+        /// Clean up any resources being used.
+        /// </summary>
+        /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
+        protected override void Dispose(bool disposing)
+        {
+            if (disposing && (components != null))
+            {
+                components.Dispose();
+            }
+            base.Dispose(disposing);
+        }
+
+        #region Windows Form Designer generated code
+
+        /// <summary>
+        /// Required method for Designer support - do not modify
+        /// the contents of this method with the code editor.
+        /// </summary>
+        private void InitializeComponent()
+        {
+            this.buttonCancel = new System.Windows.Forms.Button();
+            this.buttonCreate = new System.Windows.Forms.Button();
+            this.textBoxSum = new System.Windows.Forms.TextBox();
+            this.comboBoxShop = new System.Windows.Forms.ComboBox();
+            this.label3 = new System.Windows.Forms.Label();
+            this.label2 = new System.Windows.Forms.Label();
+            this.label1 = new System.Windows.Forms.Label();
+            this.comboBoxPastry = new System.Windows.Forms.ComboBox();
+            this.SuspendLayout();
+            // 
+            // buttonCancel
+            // 
+            this.buttonCancel.Location = new System.Drawing.Point(254, 130);
+            this.buttonCancel.Name = "buttonCancel";
+            this.buttonCancel.Size = new System.Drawing.Size(94, 29);
+            this.buttonCancel.TabIndex = 15;
+            this.buttonCancel.Text = "Отмена";
+            this.buttonCancel.UseVisualStyleBackColor = true;
+            this.buttonCancel.Click += new System.EventHandler(this.buttonCancel_Click);
+            // 
+            // buttonCreate
+            // 
+            this.buttonCreate.Location = new System.Drawing.Point(142, 130);
+            this.buttonCreate.Name = "buttonCreate";
+            this.buttonCreate.Size = new System.Drawing.Size(94, 29);
+            this.buttonCreate.TabIndex = 14;
+            this.buttonCreate.Text = "Создать";
+            this.buttonCreate.UseVisualStyleBackColor = true;
+            this.buttonCreate.Click += new System.EventHandler(this.buttonCreate_Click);
+            // 
+            // textBoxSum
+            // 
+            this.textBoxSum.Location = new System.Drawing.Point(129, 84);
+            this.textBoxSum.Name = "textBoxSum";
+            this.textBoxSum.Size = new System.Drawing.Size(219, 27);
+            this.textBoxSum.TabIndex = 13;
+            // 
+            // comboBoxShop
+            // 
+            this.comboBoxShop.FormattingEnabled = true;
+            this.comboBoxShop.Location = new System.Drawing.Point(129, 6);
+            this.comboBoxShop.Name = "comboBoxShop";
+            this.comboBoxShop.Size = new System.Drawing.Size(219, 28);
+            this.comboBoxShop.TabIndex = 11;
+            // 
+            // label3
+            // 
+            this.label3.AutoSize = true;
+            this.label3.Location = new System.Drawing.Point(12, 87);
+            this.label3.Name = "label3";
+            this.label3.Size = new System.Drawing.Size(93, 20);
+            this.label3.TabIndex = 10;
+            this.label3.Text = "Количество:";
+            // 
+            // label2
+            // 
+            this.label2.AutoSize = true;
+            this.label2.Location = new System.Drawing.Point(12, 47);
+            this.label2.Name = "label2";
+            this.label2.Size = new System.Drawing.Size(71, 20);
+            this.label2.TabIndex = 9;
+            this.label2.Text = "Изделие:";
+            // 
+            // label1
+            // 
+            this.label1.AutoSize = true;
+            this.label1.Location = new System.Drawing.Point(12, 9);
+            this.label1.Name = "label1";
+            this.label1.Size = new System.Drawing.Size(72, 20);
+            this.label1.TabIndex = 8;
+            this.label1.Text = "Магазин:";
+            // 
+            // comboBoxPastry
+            // 
+            this.comboBoxPastry.FormattingEnabled = true;
+            this.comboBoxPastry.Location = new System.Drawing.Point(129, 44);
+            this.comboBoxPastry.Name = "comboBoxPastry";
+            this.comboBoxPastry.Size = new System.Drawing.Size(219, 28);
+            this.comboBoxPastry.TabIndex = 16;
+            // 
+            // FormDelivery
+            // 
+            this.AutoScaleDimensions = new System.Drawing.SizeF(8F, 20F);
+            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
+            this.ClientSize = new System.Drawing.Size(359, 173);
+            this.Controls.Add(this.comboBoxPastry);
+            this.Controls.Add(this.buttonCancel);
+            this.Controls.Add(this.buttonCreate);
+            this.Controls.Add(this.textBoxSum);
+            this.Controls.Add(this.comboBoxShop);
+            this.Controls.Add(this.label3);
+            this.Controls.Add(this.label2);
+            this.Controls.Add(this.label1);
+            this.Name = "FormDelivery";
+            this.Text = "FormDelivery";
+            this.Load += new System.EventHandler(this.FormDelivery_Load);
+            this.ResumeLayout(false);
+            this.PerformLayout();
+
+        }
+
+        #endregion
+
+        private Button buttonCancel;
+        private Button buttonCreate;
+        private TextBox textBoxSum;
+        private ComboBox comboBoxShop;
+        private Label label3;
+        private Label label2;
+        private Label label1;
+        private ComboBox comboBoxPastry;
+    }
+}

Confectionery/Confectionery/FormDelivery.cs

@@ -0,0 +1,107 @@
+using ConfectioneryContracts.BusinessLogicsContracts;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Data;
+using System.Drawing;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Forms;
+using Microsoft.Extensions.Logging;
+using System.Collections;
+using ConfectioneryContracts.ViewModels;
+using ConfectioneryContracts.BindingModels;
+
+namespace Confectionery
+{
+    public partial class FormDelivery : Form
+    {
+        private readonly ILogger _logger;
+        private readonly IPastryLogic _logicP;
+        private readonly IShopLogic _logicS;
+        private List<PastryViewModel>? _listPastry;
+        private List<ShopViewModel>? _listShop;
+        public FormDelivery(ILogger<FormDelivery> logger, IPastryLogic logicP, IShopLogic logicS)
+        {
+            InitializeComponent();
+            _logger = logger;
+            _logicP = logicP;
+            _logicS = logicS;
+        }
+
+        private void FormDelivery_Load(object sender, EventArgs e)
+        {
+            _logger.LogInformation("Загрузка магазинов для поставки");
+            _listShop = _logicS.ReadList(null);
+            if (_listShop != null)
+            {
+                comboBoxShop.DisplayMember = "ShopName";
+                comboBoxShop.ValueMember = "Id";
+                comboBoxShop.DataSource = _listShop;
+                comboBoxShop.SelectedItem = null;
+            }
+            _logger.LogInformation("Загрузка изделий для поставки");
+            _listPastry = _logicP.ReadList(null);
+            if (_listPastry != null)
+            {
+                comboBoxPastry.DisplayMember = "PastryName";
+                comboBoxPastry.ValueMember = "Id";
+                comboBoxPastry.DataSource = _listPastry;
+                comboBoxPastry.SelectedItem = null;
+            }
+        }
+
+        private void buttonCancel_Click(object sender, EventArgs e)
+        {
+            DialogResult = DialogResult.Cancel;
+            Close();
+        }
+
+        private void buttonCreate_Click(object sender, EventArgs e)
+        {
+            if (comboBoxShop.SelectedValue == null)
+            {
+                MessageBox.Show("Выберите магазин", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                return;
+            }
+            if (comboBoxPastry.SelectedValue == null)
+            {
+                MessageBox.Show("Выберите изделие", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                return;
+            }
+            if (String.IsNullOrEmpty(textBoxSum.Text))
+            {
+                MessageBox.Show("Заполните поле количество!", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                return;
+            }
+            try
+            {
+                ShopBindingModel shop = new ShopBindingModel
+                {
+                    Id = Convert.ToInt32(comboBoxShop.SelectedValue)
+                };
+                PastryBindingModel pastry = new PastryBindingModel
+                {
+                    Id = Convert.ToInt32(comboBoxPastry.SelectedValue),
+                    PastryName = comboBoxPastry.Text
+                };
+                int count = Convert.ToInt32(textBoxSum.Text);
+                bool operationResult = _logicS.DeliverPastryToShop(shop, pastry, count);
+                if (!operationResult)
+                {
+                    throw new Exception("Ошибка при создании поставки. Дополнительная информация в логах.");
+                }
+                MessageBox.Show("Сохранение прошло успешно", "Сообщение", MessageBoxButtons.OK, MessageBoxIcon.Information);
+                DialogResult = DialogResult.OK;
+                Close();
+
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "Ошибка создания поставки!");
+                MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+            }
+        }
+    }
+}

Confectionery/Confectionery/FormDelivery.resx

@@ -0,0 +1,60 @@
+<root>
+  <xsd:schema id="root" xmlns="" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:msdata="urn:schemas-microsoft-com:xml-msdata">
+    <xsd:import namespace="http://www.w3.org/XML/1998/namespace" />
+    <xsd:element name="root" msdata:IsDataSet="true">
+      <xsd:complexType>
+        <xsd:choice maxOccurs="unbounded">
+          <xsd:element name="metadata">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" />
+              </xsd:sequence>
+              <xsd:attribute name="name" use="required" type="xsd:string" />
+              <xsd:attribute name="type" type="xsd:string" />
+              <xsd:attribute name="mimetype" type="xsd:string" />
+              <xsd:attribute ref="xml:space" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="assembly">
+            <xsd:complexType>
+              <xsd:attribute name="alias" type="xsd:string" />
+              <xsd:attribute name="name" type="xsd:string" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="data">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+                <xsd:element name="comment" type="xsd:string" minOccurs="0" msdata:Ordinal="2" />
+              </xsd:sequence>
+              <xsd:attribute name="name" type="xsd:string" use="required" msdata:Ordinal="1" />
+              <xsd:attribute name="type" type="xsd:string" msdata:Ordinal="3" />
+              <xsd:attribute name="mimetype" type="xsd:string" msdata:Ordinal="4" />
+              <xsd:attribute ref="xml:space" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="resheader">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+              </xsd:sequence>
+              <xsd:attribute name="name" type="xsd:string" use="required" />
+            </xsd:complexType>
+          </xsd:element>
+        </xsd:choice>
+      </xsd:complexType>
+    </xsd:element>
+  </xsd:schema>
+  <resheader name="resmimetype">
+    <value>text/microsoft-resx</value>
+  </resheader>
+  <resheader name="version">
+    <value>2.0</value>
+  </resheader>
+  <resheader name="reader">
+    <value>System.Resources.ResXResourceReader, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </resheader>
+  <resheader name="writer">
+    <value>System.Resources.ResXResourceWriter, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </resheader>
+</root>

Confectionery/Confectionery/FormIngredient.Designer.cs

@@ -0,0 +1,119 @@
+namespace Confectionery
+{
+    partial class FormIngredient
+    {
+        /// <summary>
+        ///  Required designer variable.
+        /// </summary>
+        private System.ComponentModel.IContainer components = null;
+
+        /// <summary>
+        ///  Clean up any resources being used.
+        /// </summary>
+        /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
+        protected override void Dispose(bool disposing)
+        {
+            if (disposing && (components != null))
+            {
+                components.Dispose();
+            }
+            base.Dispose(disposing);
+        }
+
+        #region Windows Form Designer generated code
+
+        /// <summary>
+        ///  Required method for Designer support - do not modify
+        ///  the contents of this method with the code editor.
+        /// </summary>
+        private void InitializeComponent()
+        {
+            this.buttonSave = new System.Windows.Forms.Button();
+            this.buttonCancel = new System.Windows.Forms.Button();
+            this.labelName = new System.Windows.Forms.Label();
+            this.label1 = new System.Windows.Forms.Label();
+            this.textBoxName = new System.Windows.Forms.TextBox();
+            this.textBoxCost = new System.Windows.Forms.TextBox();
+            this.SuspendLayout();
+            // 
+            // buttonSave
+            // 
+            this.buttonSave.Location = new System.Drawing.Point(254, 140);
+            this.buttonSave.Name = "buttonSave";
+            this.buttonSave.Size = new System.Drawing.Size(94, 29);
+            this.buttonSave.TabIndex = 0;
+            this.buttonSave.Text = "Сохранить";
+            this.buttonSave.UseVisualStyleBackColor = true;
+            this.buttonSave.Click += new System.EventHandler(this.buttonSave_Click);
+            // 
+            // buttonCancel
+            // 
+            this.buttonCancel.Location = new System.Drawing.Point(354, 140);
+            this.buttonCancel.Name = "buttonCancel";
+            this.buttonCancel.Size = new System.Drawing.Size(94, 29);
+            this.buttonCancel.TabIndex = 1;
+            this.buttonCancel.Text = "Отмена";
+            this.buttonCancel.UseVisualStyleBackColor = true;
+            this.buttonCancel.Click += new System.EventHandler(this.buttonCancel_Click);
+            // 
+            // labelName
+            // 
+            this.labelName.AutoSize = true;
+            this.labelName.Location = new System.Drawing.Point(12, 23);
+            this.labelName.Name = "labelName";
+            this.labelName.Size = new System.Drawing.Size(80, 20);
+            this.labelName.TabIndex = 2;
+            this.labelName.Text = "Название:";
+            // 
+            // label1
+            // 
+            this.label1.AutoSize = true;
+            this.label1.Location = new System.Drawing.Point(44, 59);
+            this.label1.Name = "label1";
+            this.label1.Size = new System.Drawing.Size(48, 20);
+            this.label1.TabIndex = 3;
+            this.label1.Text = "Цена:";
+            // 
+            // textBoxName
+            // 
+            this.textBoxName.Location = new System.Drawing.Point(98, 20);
+            this.textBoxName.Name = "textBoxName";
+            this.textBoxName.Size = new System.Drawing.Size(350, 27);
+            this.textBoxName.TabIndex = 4;
+            // 
+            // textBoxCost
+            // 
+            this.textBoxCost.Location = new System.Drawing.Point(98, 56);
+            this.textBoxCost.Name = "textBoxCost";
+            this.textBoxCost.Size = new System.Drawing.Size(125, 27);
+            this.textBoxCost.TabIndex = 5;
+            // 
+            // FormIngredient
+            // 
+            this.AutoScaleDimensions = new System.Drawing.SizeF(8F, 20F);
+            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
+            this.ClientSize = new System.Drawing.Size(455, 176);
+            this.Controls.Add(this.textBoxCost);
+            this.Controls.Add(this.textBoxName);
+            this.Controls.Add(this.label1);
+            this.Controls.Add(this.labelName);
+            this.Controls.Add(this.buttonCancel);
+            this.Controls.Add(this.buttonSave);
+            this.Name = "FormIngredient";
+            this.Text = "Ингредиент";
+            this.Load += new System.EventHandler(this.FormIngredient_Load);
+            this.ResumeLayout(false);
+            this.PerformLayout();
+
+        }
+
+        #endregion
+
+        private Button buttonSave;
+        private Button buttonCancel;
+        private Label labelName;
+        private Label label1;
+        private TextBox textBoxName;
+        private TextBox textBoxCost;
+    }
+}

Confectionery/Confectionery/FormIngredient.cs

@@ -0,0 +1,81 @@
+using ConfectioneryContracts.BindingModels;
+using ConfectioneryContracts.BusinessLogicsContracts;
+using ConfectioneryContracts.SearchModels;
+using Microsoft.Extensions.Logging;
+namespace Confectionery
+{
+    public partial class FormIngredient : Form
+    {
+        private readonly ILogger  _logger;
+        private readonly IIngredientLogic _logic;
+        private int? _id;
+        public int Id { set { _id = value; } }
+
+        public FormIngredient(ILogger<FormIngredient> logger, IIngredientLogic logic)
+        {
+            InitializeComponent();
+            _logger = logger;
+            _logic = logic;
+        }
+
+        private void buttonSave_Click(object sender, EventArgs e)
+        {
+            if (string.IsNullOrEmpty(textBoxName.Text))
+            {
+                MessageBox.Show("Çàïîëíèòå íàçâàíèå", "Îøèáêà", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                return;
+            }
+            _logger.LogInformation("Ñîõðàíåíèå èíãðåäèåíòà");
+            try
+            {
+                var model = new IngredientBindingModel
+                {
+                    Id = _id ?? 0,
+                    IngredientName = textBoxName.Text,
+                    Cost = Convert.ToDouble(textBoxCost.Text)
+                };
+                var operationResult = _id.HasValue ? _logic.Update(model) : _logic.Create(model);
+                if (!operationResult)
+                {
+                    throw new Exception("Îøèáêà ïðè ñîõðàíåíèè. Äîïîëíèòåëüíàÿ èíôîðìàöèÿ â ëîãàõ.");
+                }
+                MessageBox.Show("Ñîõðàíåíèå ïðîøëî óñïåøíî", "Ñîîáùåíèå", MessageBoxButtons.OK, MessageBoxIcon.Information);
+                DialogResult = DialogResult.OK;
+                Close();
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "Îøèáêà ñîõðàíåíèÿ êîìïîíåíòà");
+                MessageBox.Show(ex.Message, "Îøèáêà", MessageBoxButtons.OK, MessageBoxIcon.Error);
+            }
+        }
+
+        private void FormIngredient_Load(object sender, EventArgs e)
+        {
+            if (_id.HasValue)
+            {
+                try
+                {
+                    _logger.LogInformation("Ïîëó÷åíèå êîìïîíåíòà");
+                    var view = _logic.ReadElement(new IngredientSearchModel { Id = _id.Value });
+                    if (view != null)
+                    {
+                        textBoxName.Text = view.IngredientName;
+                        textBoxCost.Text = view.Cost.ToString();
+                    }
+                }
+                catch (Exception ex)
+                {
+                    _logger.LogError(ex, "Îøèáêà ïîëó÷åíèÿ êîìïîíåíòà");
+                    MessageBox.Show(ex.Message, "Îøèáêà", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                }
+            }
+        }
+
+        private void buttonCancel_Click(object sender, EventArgs e)
+        {
+            DialogResult = DialogResult.Cancel;
+            Close();
+        }
+    }
+}

Confectionery/Confectionery/FormIngredient.resx

@@ -0,0 +1,60 @@
+<root>
+  <xsd:schema id="root" xmlns="" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:msdata="urn:schemas-microsoft-com:xml-msdata">
+    <xsd:import namespace="http://www.w3.org/XML/1998/namespace" />
+    <xsd:element name="root" msdata:IsDataSet="true">
+      <xsd:complexType>
+        <xsd:choice maxOccurs="unbounded">
+          <xsd:element name="metadata">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" />
+              </xsd:sequence>
+              <xsd:attribute name="name" use="required" type="xsd:string" />
+              <xsd:attribute name="type" type="xsd:string" />
+              <xsd:attribute name="mimetype" type="xsd:string" />
+              <xsd:attribute ref="xml:space" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="assembly">
+            <xsd:complexType>
+              <xsd:attribute name="alias" type="xsd:string" />
+              <xsd:attribute name="name" type="xsd:string" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="data">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+                <xsd:element name="comment" type="xsd:string" minOccurs="0" msdata:Ordinal="2" />
+              </xsd:sequence>
+              <xsd:attribute name="name" type="xsd:string" use="required" msdata:Ordinal="1" />
+              <xsd:attribute name="type" type="xsd:string" msdata:Ordinal="3" />
+              <xsd:attribute name="mimetype" type="xsd:string" msdata:Ordinal="4" />
+              <xsd:attribute ref="xml:space" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="resheader">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+              </xsd:sequence>
+              <xsd:attribute name="name" type="xsd:string" use="required" />
+            </xsd:complexType>
+          </xsd:element>
+        </xsd:choice>
+      </xsd:complexType>
+    </xsd:element>
+  </xsd:schema>
+  <resheader name="resmimetype">
+    <value>text/microsoft-resx</value>
+  </resheader>
+  <resheader name="version">
+    <value>2.0</value>
+  </resheader>
+  <resheader name="reader">
+    <value>System.Resources.ResXResourceReader, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </resheader>
+  <resheader name="writer">
+    <value>System.Resources.ResXResourceWriter, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </resheader>
+</root>

Confectionery/Confectionery/FormIngredients.Designer.cs

@@ -0,0 +1,119 @@
+namespace Confectionery
+{
+    partial class FormIngredients
+    {
+        /// <summary>
+        /// Required designer variable.
+        /// </summary>
+        private System.ComponentModel.IContainer components = null;
+
+        /// <summary>
+        /// Clean up any resources being used.
+        /// </summary>
+        /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
+        protected override void Dispose(bool disposing)
+        {
+            if (disposing && (components != null))
+            {
+                components.Dispose();
+            }
+            base.Dispose(disposing);
+        }
+
+        #region Windows Form Designer generated code
+
+        /// <summary>
+        /// Required method for Designer support - do not modify
+        /// the contents of this method with the code editor.
+        /// </summary>
+        private void InitializeComponent()
+        {
+            this.dataGridView = new System.Windows.Forms.DataGridView();
+            this.buttonAdd = new System.Windows.Forms.Button();
+            this.buttonUpd = new System.Windows.Forms.Button();
+            this.buttonDel = new System.Windows.Forms.Button();
+            this.buttonRef = new System.Windows.Forms.Button();
+            ((System.ComponentModel.ISupportInitialize)(this.dataGridView)).BeginInit();
+            this.SuspendLayout();
+            // 
+            // dataGridView
+            // 
+            this.dataGridView.BackgroundColor = System.Drawing.Color.White;
+            this.dataGridView.ColumnHeadersHeightSizeMode = System.Windows.Forms.DataGridViewColumnHeadersHeightSizeMode.AutoSize;
+            this.dataGridView.Location = new System.Drawing.Point(0, 0);
+            this.dataGridView.MultiSelect = false;
+            this.dataGridView.Name = "dataGridView";
+            this.dataGridView.RowHeadersVisible = false;
+            this.dataGridView.RowHeadersWidth = 51;
+            this.dataGridView.RowTemplate.Height = 29;
+            this.dataGridView.SelectionMode = System.Windows.Forms.DataGridViewSelectionMode.FullRowSelect;
+            this.dataGridView.Size = new System.Drawing.Size(489, 449);
+            this.dataGridView.TabIndex = 0;
+            // 
+            // buttonAdd
+            // 
+            this.buttonAdd.Location = new System.Drawing.Point(522, 12);
+            this.buttonAdd.Name = "buttonAdd";
+            this.buttonAdd.Size = new System.Drawing.Size(94, 29);
+            this.buttonAdd.TabIndex = 1;
+            this.buttonAdd.Text = "Добавить";
+            this.buttonAdd.UseVisualStyleBackColor = true;
+            this.buttonAdd.Click += new System.EventHandler(this.buttonAdd_Click);
+            // 
+            // buttonUpd
+            // 
+            this.buttonUpd.Location = new System.Drawing.Point(522, 69);
+            this.buttonUpd.Name = "buttonUpd";
+            this.buttonUpd.Size = new System.Drawing.Size(94, 29);
+            this.buttonUpd.TabIndex = 2;
+            this.buttonUpd.Text = "Изменить";
+            this.buttonUpd.UseVisualStyleBackColor = true;
+            this.buttonUpd.Click += new System.EventHandler(this.buttonUpd_Click);
+            // 
+            // buttonDel
+            // 
+            this.buttonDel.Location = new System.Drawing.Point(522, 126);
+            this.buttonDel.Name = "buttonDel";
+            this.buttonDel.Size = new System.Drawing.Size(94, 29);
+            this.buttonDel.TabIndex = 3;
+            this.buttonDel.Text = "Удалить";
+            this.buttonDel.UseVisualStyleBackColor = true;
+            this.buttonDel.Click += new System.EventHandler(this.buttonDel_Click);
+            // 
+            // buttonRef
+            // 
+            this.buttonRef.Location = new System.Drawing.Point(522, 184);
+            this.buttonRef.Name = "buttonRef";
+            this.buttonRef.Size = new System.Drawing.Size(94, 29);
+            this.buttonRef.TabIndex = 4;
+            this.buttonRef.Text = "Обновить";
+            this.buttonRef.UseVisualStyleBackColor = true;
+            this.buttonRef.Click += new System.EventHandler(this.buttonRef_Click);
+            // 
+            // FormIngredients
+            // 
+            this.AutoScaleDimensions = new System.Drawing.SizeF(8F, 20F);
+            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
+            this.ClientSize = new System.Drawing.Size(628, 450);
+            this.Controls.Add(this.buttonRef);
+            this.Controls.Add(this.buttonDel);
+            this.Controls.Add(this.buttonUpd);
+            this.Controls.Add(this.buttonAdd);
+            this.Controls.Add(this.dataGridView);
+            this.Name = "FormIngredients";
+            this.Text = "Ингредиенты";
+            this.Load += new System.EventHandler(this.FormIngredients_Load);
+            ((System.ComponentModel.ISupportInitialize)(this.dataGridView)).EndInit();
+            this.ResumeLayout(false);
+
+        }
+
+        #endregion
+
+        private DataGridView dataGridView;
+        private Button buttonAdd;
+        private Button buttonUpd;
+        private Button buttonDel;
+        private Button buttonRef;
+    }
+}

Confectionery/Confectionery/FormIngredients.cs

@@ -0,0 +1,111 @@
+using ConfectioneryContracts.BindingModels;
+using ConfectioneryContracts.BusinessLogicsContracts;
+using Microsoft.Extensions.Logging;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Data;
+using System.Drawing;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Forms;
+
+namespace Confectionery
+{
+    public partial class FormIngredients : Form
+    {
+        private readonly ILogger _logger;
+        private readonly IIngredientLogic _logic;
+
+        public FormIngredients(ILogger<FormIngredients> logger, IIngredientLogic logic)
+        {
+            InitializeComponent();
+            _logger = logger;
+            _logic = logic;
+        }
+
+        private void FormIngredients_Load(object sender, EventArgs e)
+        {
+            LoadData();
+        }
+
+        private void LoadData()
+        {
+            try
+            {
+                var list = _logic.ReadList(null);
+                if (list != null)
+                {
+                    dataGridView.DataSource = list;
+                    dataGridView.Columns["Id"].Visible = false;
+                    dataGridView.Columns["IngredientName"].AutoSizeMode = DataGridViewAutoSizeColumnMode.Fill;
+                }
+                _logger.LogInformation("Загрузка компонентов");
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "Ошибка загрузки компонент");
+                MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+            }
+        }
+
+        private void buttonAdd_Click(object sender, EventArgs e)
+        {
+            var service = Program.ServiceProvider?.GetService(typeof(FormIngredient));
+            if (service is FormIngredient form)
+            {
+                if (form.ShowDialog() == DialogResult.OK)
+                {
+                    LoadData();
+                }
+            }
+        }
+
+        private void buttonUpd_Click(object sender, EventArgs e)
+        {
+            if (dataGridView.SelectedRows.Count == 1)
+            {
+                var service = Program.ServiceProvider?.GetService(typeof(FormIngredient));
+                if (service is FormIngredient form)
+                {
+                    form.Id = Convert.ToInt32(dataGridView.SelectedRows[0].Cells["Id"].Value);
+                    if (form.ShowDialog() == DialogResult.OK)
+                    {
+                        LoadData();
+                    }
+                }
+            }
+        }
+
+        private void buttonDel_Click(object sender, EventArgs e)
+        {
+            if (dataGridView.SelectedRows.Count == 1)
+            {
+                if (MessageBox.Show("Удалить запись?", "Вопрос", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes)
+                {
+                    int id = Convert.ToInt32(dataGridView.SelectedRows[0].Cells["Id"].Value);
+                    _logger.LogInformation("Удаление изделия");
+                    try
+                    {
+                        if (!_logic.Delete(new IngredientBindingModel { Id = id }))
+                        {
+                            throw new Exception("Ошибка при удалении. Дополнительная информация в логах.");
+                        }
+                        LoadData();
+                    }
+                    catch (Exception ex)
+                    {
+                        _logger.LogError(ex, "Ошибка удаления изделия");
+                        MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                    }
+                }
+            }
+        }
+
+        private void buttonRef_Click(object sender, EventArgs e)
+        {
+            LoadData();
+        }
+    }
+}

Confectionery/Confectionery/FormIngredients.resx

@@ -0,0 +1,60 @@
+<root>
+  <xsd:schema id="root" xmlns="" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:msdata="urn:schemas-microsoft-com:xml-msdata">
+    <xsd:import namespace="http://www.w3.org/XML/1998/namespace" />
+    <xsd:element name="root" msdata:IsDataSet="true">
+      <xsd:complexType>
+        <xsd:choice maxOccurs="unbounded">
+          <xsd:element name="metadata">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" />
+              </xsd:sequence>
+              <xsd:attribute name="name" use="required" type="xsd:string" />
+              <xsd:attribute name="type" type="xsd:string" />
+              <xsd:attribute name="mimetype" type="xsd:string" />
+              <xsd:attribute ref="xml:space" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="assembly">
+            <xsd:complexType>
+              <xsd:attribute name="alias" type="xsd:string" />
+              <xsd:attribute name="name" type="xsd:string" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="data">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+                <xsd:element name="comment" type="xsd:string" minOccurs="0" msdata:Ordinal="2" />
+              </xsd:sequence>
+              <xsd:attribute name="name" type="xsd:string" use="required" msdata:Ordinal="1" />
+              <xsd:attribute name="type" type="xsd:string" msdata:Ordinal="3" />
+              <xsd:attribute name="mimetype" type="xsd:string" msdata:Ordinal="4" />
+              <xsd:attribute ref="xml:space" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="resheader">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+              </xsd:sequence>
+              <xsd:attribute name="name" type="xsd:string" use="required" />
+            </xsd:complexType>
+          </xsd:element>
+        </xsd:choice>
+      </xsd:complexType>
+    </xsd:element>
+  </xsd:schema>
+  <resheader name="resmimetype">
+    <value>text/microsoft-resx</value>
+  </resheader>
+  <resheader name="version">
+    <value>2.0</value>
+  </resheader>
+  <resheader name="reader">
+    <value>System.Resources.ResXResourceReader, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </resheader>
+  <resheader name="writer">
+    <value>System.Resources.ResXResourceWriter, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </resheader>
+</root>

Confectionery/Confectionery/FormMain.Designer.cs

@@ -0,0 +1,209 @@
+namespace Confectionery
+{
+    partial class FormMain
+    {
+        /// <summary>
+        /// Required designer variable.
+        /// </summary>
+        private System.ComponentModel.IContainer components = null;
+
+        /// <summary>
+        /// Clean up any resources being used.
+        /// </summary>
+        /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
+        protected override void Dispose(bool disposing)
+        {
+            if (disposing && (components != null))
+            {
+                components.Dispose();
+            }
+            base.Dispose(disposing);
+        }
+
+        #region Windows Form Designer generated code
+
+        /// <summary>
+        /// Required method for Designer support - do not modify
+        /// the contents of this method with the code editor.
+        /// </summary>
+        private void InitializeComponent()
+        {
+            this.menuStrip1 = new System.Windows.Forms.MenuStrip();
+            this.справочникиToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
+            this.ингредиентыToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
+            this.изделияToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
+            this.магазиныToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
+            this.пополнениеМагазинаToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
+            this.dataGridView = new System.Windows.Forms.DataGridView();
+            this.buttonCreateOrder = new System.Windows.Forms.Button();
+            this.buttonTakeOrderInWork = new System.Windows.Forms.Button();
+            this.buttonOrderReady = new System.Windows.Forms.Button();
+            this.buttonIssuedOrder = new System.Windows.Forms.Button();
+            this.buttonRef = new System.Windows.Forms.Button();
+            this.списаниеToolStripMenuItem = new System.Windows.Forms.ToolStripMenuItem();
+            this.menuStrip1.SuspendLayout();
+            ((System.ComponentModel.ISupportInitialize)(this.dataGridView)).BeginInit();
+            this.SuspendLayout();
+            // 
+            // menuStrip1
+            // 
+            this.menuStrip1.ImageScalingSize = new System.Drawing.Size(20, 20);
+            this.menuStrip1.Items.AddRange(new System.Windows.Forms.ToolStripItem[] {
+            this.справочникиToolStripMenuItem,
+            this.пополнениеМагазинаToolStripMenuItem,
+            this.списаниеToolStripMenuItem});
+            this.menuStrip1.Location = new System.Drawing.Point(0, 0);
+            this.menuStrip1.Name = "menuStrip1";
+            this.menuStrip1.Size = new System.Drawing.Size(1238, 28);
+            this.menuStrip1.TabIndex = 0;
+            this.menuStrip1.Text = "menuStrip1";
+            // 
+            // справочникиToolStripMenuItem
+            // 
+            this.справочникиToolStripMenuItem.DropDownItems.AddRange(new System.Windows.Forms.ToolStripItem[] {
+            this.ингредиентыToolStripMenuItem,
+            this.изделияToolStripMenuItem,
+            this.магазиныToolStripMenuItem});
+            this.справочникиToolStripMenuItem.Name = "справочникиToolStripMenuItem";
+            this.справочникиToolStripMenuItem.Size = new System.Drawing.Size(117, 24);
+            this.справочникиToolStripMenuItem.Text = "Справочники";
+            // 
+            // ингредиентыToolStripMenuItem
+            // 
+            this.ингредиентыToolStripMenuItem.Name = "ингредиентыToolStripMenuItem";
+            this.ингредиентыToolStripMenuItem.Size = new System.Drawing.Size(251, 26);
+            this.ингредиентыToolStripMenuItem.Text = "Ингредиенты";
+            this.ингредиентыToolStripMenuItem.Click += new System.EventHandler(this.ингредиентыToolStripMenuItem_Click);
+            // 
+            // изделияToolStripMenuItem
+            // 
+            this.изделияToolStripMenuItem.Name = "изделияToolStripMenuItem";
+            this.изделияToolStripMenuItem.Size = new System.Drawing.Size(251, 26);
+            this.изделияToolStripMenuItem.Text = "Кондитерские изделия";
+            this.изделияToolStripMenuItem.Click += new System.EventHandler(this.изделияToolStripMenuItem_Click);
+            // 
+            // магазиныToolStripMenuItem
+            // 
+            this.магазиныToolStripMenuItem.Name = "магазиныToolStripMenuItem";
+            this.магазиныToolStripMenuItem.Size = new System.Drawing.Size(251, 26);
+            this.магазиныToolStripMenuItem.Text = "Магазины";
+            this.магазиныToolStripMenuItem.Click += new System.EventHandler(this.магазиныToolStripMenuItem_Click);
+            // 
+            // пополнениеМагазинаToolStripMenuItem
+            // 
+            this.пополнениеМагазинаToolStripMenuItem.Name = "пополнениеМагазинаToolStripMenuItem";
+            this.пополнениеМагазинаToolStripMenuItem.Size = new System.Drawing.Size(182, 24);
+            this.пополнениеМагазинаToolStripMenuItem.Text = "Пополнение магазина";
+            this.пополнениеМагазинаToolStripMenuItem.Click += new System.EventHandler(this.пополнениеМагазинаToolStripMenuItem_Click);
+            // 
+            // dataGridView
+            // 
+            this.dataGridView.BackgroundColor = System.Drawing.Color.White;
+            this.dataGridView.ColumnHeadersHeightSizeMode = System.Windows.Forms.DataGridViewColumnHeadersHeightSizeMode.AutoSize;
+            this.dataGridView.Location = new System.Drawing.Point(0, 31);
+            this.dataGridView.Name = "dataGridView";
+            this.dataGridView.RowHeadersVisible = false;
+            this.dataGridView.RowHeadersWidth = 51;
+            this.dataGridView.RowTemplate.Height = 29;
+            this.dataGridView.SelectionMode = System.Windows.Forms.DataGridViewSelectionMode.FullRowSelect;
+            this.dataGridView.Size = new System.Drawing.Size(991, 417);
+            this.dataGridView.TabIndex = 1;
+            // 
+            // buttonCreateOrder
+            // 
+            this.buttonCreateOrder.Location = new System.Drawing.Point(1016, 54);
+            this.buttonCreateOrder.Name = "buttonCreateOrder";
+            this.buttonCreateOrder.Size = new System.Drawing.Size(197, 29);
+            this.buttonCreateOrder.TabIndex = 2;
+            this.buttonCreateOrder.Text = "Создать заказ";
+            this.buttonCreateOrder.UseVisualStyleBackColor = true;
+            this.buttonCreateOrder.Click += new System.EventHandler(this.buttonCreateOrder_Click);
+            // 
+            // buttonTakeOrderInWork
+            // 
+            this.buttonTakeOrderInWork.Location = new System.Drawing.Point(1016, 137);
+            this.buttonTakeOrderInWork.Name = "buttonTakeOrderInWork";
+            this.buttonTakeOrderInWork.Size = new System.Drawing.Size(197, 29);
+            this.buttonTakeOrderInWork.TabIndex = 3;
+            this.buttonTakeOrderInWork.Text = "Отдать на выполнение";
+            this.buttonTakeOrderInWork.UseVisualStyleBackColor = true;
+            this.buttonTakeOrderInWork.Click += new System.EventHandler(this.buttonTakeOrderInWork_Click);
+            // 
+            // buttonOrderReady
+            // 
+            this.buttonOrderReady.Location = new System.Drawing.Point(1016, 223);
+            this.buttonOrderReady.Name = "buttonOrderReady";
+            this.buttonOrderReady.Size = new System.Drawing.Size(197, 29);
+            this.buttonOrderReady.TabIndex = 4;
+            this.buttonOrderReady.Text = "Заказ готов";
+            this.buttonOrderReady.UseVisualStyleBackColor = true;
+            this.buttonOrderReady.Click += new System.EventHandler(this.buttonOrderReady_Click);
+            // 
+            // buttonIssuedOrder
+            // 
+            this.buttonIssuedOrder.Location = new System.Drawing.Point(1016, 308);
+            this.buttonIssuedOrder.Name = "buttonIssuedOrder";
+            this.buttonIssuedOrder.Size = new System.Drawing.Size(197, 29);
+            this.buttonIssuedOrder.TabIndex = 5;
+            this.buttonIssuedOrder.Text = "Заказ выдан";
+            this.buttonIssuedOrder.UseVisualStyleBackColor = true;
+            this.buttonIssuedOrder.Click += new System.EventHandler(this.buttonIssuedOrder_Click);
+            // 
+            // buttonRef
+            // 
+            this.buttonRef.Location = new System.Drawing.Point(1016, 381);
+            this.buttonRef.Name = "buttonRef";
+            this.buttonRef.Size = new System.Drawing.Size(197, 29);
+            this.buttonRef.TabIndex = 6;
+            this.buttonRef.Text = "Обновить список";
+            this.buttonRef.UseVisualStyleBackColor = true;
+            this.buttonRef.Click += new System.EventHandler(this.buttonRef_Click);
+            // 
+            // списаниеToolStripMenuItem
+            // 
+            this.списаниеToolStripMenuItem.Name = "списаниеToolStripMenuItem";
+            this.списаниеToolStripMenuItem.Size = new System.Drawing.Size(91, 24);
+            this.списаниеToolStripMenuItem.Text = "Списание";
+            this.списаниеToolStripMenuItem.Click += new System.EventHandler(this.списаниеToolStripMenuItem_Click);
+            // 
+            // FormMain
+            // 
+            this.AutoScaleDimensions = new System.Drawing.SizeF(8F, 20F);
+            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
+            this.ClientSize = new System.Drawing.Size(1238, 450);
+            this.Controls.Add(this.buttonRef);
+            this.Controls.Add(this.buttonIssuedOrder);
+            this.Controls.Add(this.buttonOrderReady);
+            this.Controls.Add(this.buttonTakeOrderInWork);
+            this.Controls.Add(this.buttonCreateOrder);
+            this.Controls.Add(this.dataGridView);
+            this.Controls.Add(this.menuStrip1);
+            this.MainMenuStrip = this.menuStrip1;
+            this.Name = "FormMain";
+            this.Text = "Кондитерская";
+            this.Load += new System.EventHandler(this.FormMain_Load);
+            this.menuStrip1.ResumeLayout(false);
+            this.menuStrip1.PerformLayout();
+            ((System.ComponentModel.ISupportInitialize)(this.dataGridView)).EndInit();
+            this.ResumeLayout(false);
+            this.PerformLayout();
+
+        }
+
+        #endregion
+
+        private MenuStrip menuStrip1;
+        private ToolStripMenuItem справочникиToolStripMenuItem;
+        private ToolStripMenuItem ингредиентыToolStripMenuItem;
+        private ToolStripMenuItem изделияToolStripMenuItem;
+        private DataGridView dataGridView;
+        private Button buttonCreateOrder;
+        private Button buttonTakeOrderInWork;
+        private Button buttonOrderReady;
+        private Button buttonIssuedOrder;
+        private Button buttonRef;
+        private ToolStripMenuItem магазиныToolStripMenuItem;
+        private ToolStripMenuItem пополнениеМагазинаToolStripMenuItem;
+        private ToolStripMenuItem списаниеToolStripMenuItem;
+    }
+}

Confectionery/Confectionery/FormMain.cs

@@ -0,0 +1,183 @@
+using ConfectioneryContracts.BindingModels;
+using ConfectioneryContracts.BusinessLogicsContracts;
+using Microsoft.Extensions.Logging;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Data;
+using System.Drawing;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Forms;
+
+namespace Confectionery
+{
+    public partial class FormMain : Form
+    {
+        private readonly ILogger _logger;
+        private readonly IOrderLogic _orderLogic;
+
+        public FormMain(ILogger<FormMain> logger, IOrderLogic orderLogic)
+        {
+            InitializeComponent();
+            _logger = logger;
+            _orderLogic = orderLogic;
+        }
+
+        private void FormMain_Load(object sender, EventArgs e)
+        {
+            LoadData();
+        }
+
+        private void LoadData()
+        {
+            _logger.LogInformation("Загрузка заказов");
+            try
+            {
+                var list = _orderLogic.ReadList(null);
+                if (list != null)
+                {
+                    dataGridView.DataSource = list;
+                    dataGridView.Columns["PastryId"].Visible = false;
+                    dataGridView.Columns["PastryName"].AutoSizeMode = DataGridViewAutoSizeColumnMode.Fill;
+                }
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "Ошибка загрузки изделий");
+                MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+            }
+        }
+
+        private void ингредиентыToolStripMenuItem_Click(object sender, EventArgs e)
+        {
+            var service = Program.ServiceProvider?.GetService(typeof(FormIngredients));
+            if (service is FormIngredients form)
+            {
+                form.ShowDialog();
+            }
+        }
+
+        private void изделияToolStripMenuItem_Click(object sender, EventArgs e)
+        {
+            var service = Program.ServiceProvider?.GetService(typeof(FormPastries));
+            if (service is FormPastries form)
+            {
+                form.ShowDialog();
+            }
+        }
+
+        private void buttonCreateOrder_Click(object sender, EventArgs e)
+        {
+            var service = Program.ServiceProvider?.GetService(typeof(FormCreateOrder));
+            if (service is FormCreateOrder form)
+            {
+                form.ShowDialog();
+                LoadData();
+            }
+        }
+
+        private void buttonTakeOrderInWork_Click(object sender, EventArgs e)
+        {
+            if (dataGridView.SelectedRows.Count == 1)
+            {
+                int id = Convert.ToInt32(dataGridView.SelectedRows[0].Cells["Id"].Value);
+                _logger.LogInformation("Заказ №{id}. Меняется статус на 'В работе'", id);
+                try
+                {
+                    var operationResult = _orderLogic.TakeOrderInWork(new OrderBindingModel { Id = id });
+                    if (!operationResult)
+                    {
+                        throw new Exception("Ошибка при сохранении. Дополнительная информация в логах.");
+                    }
+                    LoadData();
+                }
+                catch (Exception ex)
+                {
+                    _logger.LogError(ex, "Ошибка передачи заказа в работу");
+                    MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                }
+            }
+        }
+
+        private void buttonOrderReady_Click(object sender, EventArgs e)
+        {
+            if (dataGridView.SelectedRows.Count == 1)
+            {
+                int id = Convert.ToInt32(dataGridView.SelectedRows[0].Cells["Id"].Value);
+                _logger.LogInformation("Заказ №{id}. Меняется статус на 'Готов'", id);
+                try
+                {
+                    var operationResult = _orderLogic.FinishOrder(new OrderBindingModel { Id = id });
+                    if (!operationResult)
+                    {
+                        throw new Exception("Ошибка при сохранении. Дополнительная информация в логах.");
+                    }
+                    LoadData();
+                }
+                catch (Exception ex)
+                {
+                    _logger.LogError(ex, "Ошибка отметки о готовности заказа");
+                    MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                }
+            }
+        }
+
+        private void buttonIssuedOrder_Click(object sender, EventArgs e)
+        {
+            if (dataGridView.SelectedRows.Count == 1)
+            {
+                int id = Convert.ToInt32(dataGridView.SelectedRows[0].Cells["Id"].Value);
+                _logger.LogInformation("Заказ №{id}. Меняется статус на 'Выдан'", id);
+                try
+                {
+                    var operationResult = _orderLogic.DeliveryOrder(new OrderBindingModel { Id = id });
+                    if (!operationResult)
+                    {
+                        throw new Exception("Ошибка при сохранении. Дополнительная информация в логах.");
+                    }
+                    _logger.LogInformation("Заказ №{id} выдан", id);
+                    LoadData();
+                }
+                catch (Exception ex)
+                {
+                    _logger.LogError(ex, "Ошибка отметки о выдачи заказа");
+                    MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                }
+            }
+        }
+
+        private void buttonRef_Click(object sender, EventArgs e)
+        {
+            LoadData();
+        }
+
+        private void магазиныToolStripMenuItem_Click(object sender, EventArgs e)
+        {
+            var service = Program.ServiceProvider?.GetService(typeof(FormShops));
+            if (service is FormShops form)
+            {
+                form.ShowDialog();
+            }
+        }
+
+        private void пополнениеМагазинаToolStripMenuItem_Click(object sender, EventArgs e)
+        {
+            var service = Program.ServiceProvider?.GetService(typeof(FormDelivery));
+            if (service is FormDelivery form)
+            {
+                form.ShowDialog();
+            }
+        }
+
+        private void списаниеToolStripMenuItem_Click(object sender, EventArgs e)
+        {
+            var service = Program.ServiceProvider?.GetService(typeof(FormSell));
+            if (service is FormSell form)
+            {
+                form.ShowDialog();
+            }
+        }
+    }
+}

Confectionery/Confectionery/FormMain.resx

@@ -0,0 +1,63 @@
+<root>
+  <xsd:schema id="root" xmlns="" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:msdata="urn:schemas-microsoft-com:xml-msdata">
+    <xsd:import namespace="http://www.w3.org/XML/1998/namespace" />
+    <xsd:element name="root" msdata:IsDataSet="true">
+      <xsd:complexType>
+        <xsd:choice maxOccurs="unbounded">
+          <xsd:element name="metadata">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" />
+              </xsd:sequence>
+              <xsd:attribute name="name" use="required" type="xsd:string" />
+              <xsd:attribute name="type" type="xsd:string" />
+              <xsd:attribute name="mimetype" type="xsd:string" />
+              <xsd:attribute ref="xml:space" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="assembly">
+            <xsd:complexType>
+              <xsd:attribute name="alias" type="xsd:string" />
+              <xsd:attribute name="name" type="xsd:string" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="data">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+                <xsd:element name="comment" type="xsd:string" minOccurs="0" msdata:Ordinal="2" />
+              </xsd:sequence>
+              <xsd:attribute name="name" type="xsd:string" use="required" msdata:Ordinal="1" />
+              <xsd:attribute name="type" type="xsd:string" msdata:Ordinal="3" />
+              <xsd:attribute name="mimetype" type="xsd:string" msdata:Ordinal="4" />
+              <xsd:attribute ref="xml:space" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="resheader">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+              </xsd:sequence>
+              <xsd:attribute name="name" type="xsd:string" use="required" />
+            </xsd:complexType>
+          </xsd:element>
+        </xsd:choice>
+      </xsd:complexType>
+    </xsd:element>
+  </xsd:schema>
+  <resheader name="resmimetype">
+    <value>text/microsoft-resx</value>
+  </resheader>
+  <resheader name="version">
+    <value>2.0</value>
+  </resheader>
+  <resheader name="reader">
+    <value>System.Resources.ResXResourceReader, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </resheader>
+  <resheader name="writer">
+    <value>System.Resources.ResXResourceWriter, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </resheader>
+  <metadata name="menuStrip1.TrayLocation" type="System.Drawing.Point, System.Drawing, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a">
+    <value>17, 17</value>
+  </metadata>
+</root>

Confectionery/Confectionery/FormPastries.Designer.cs

@@ -0,0 +1,119 @@
+namespace Confectionery
+{
+    partial class FormPastries
+    {
+        /// <summary>
+        /// Required designer variable.
+        /// </summary>
+        private System.ComponentModel.IContainer components = null;
+
+        /// <summary>
+        /// Clean up any resources being used.
+        /// </summary>
+        /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
+        protected override void Dispose(bool disposing)
+        {
+            if (disposing && (components != null))
+            {
+                components.Dispose();
+            }
+            base.Dispose(disposing);
+        }
+
+        #region Windows Form Designer generated code
+
+        /// <summary>
+        /// Required method for Designer support - do not modify
+        /// the contents of this method with the code editor.
+        /// </summary>
+        private void InitializeComponent()
+        {
+            this.buttonRef = new System.Windows.Forms.Button();
+            this.buttonDel = new System.Windows.Forms.Button();
+            this.buttonUpd = new System.Windows.Forms.Button();
+            this.buttonAdd = new System.Windows.Forms.Button();
+            this.dataGridView = new System.Windows.Forms.DataGridView();
+            ((System.ComponentModel.ISupportInitialize)(this.dataGridView)).BeginInit();
+            this.SuspendLayout();
+            // 
+            // buttonRef
+            // 
+            this.buttonRef.Location = new System.Drawing.Point(523, 186);
+            this.buttonRef.Name = "buttonRef";
+            this.buttonRef.Size = new System.Drawing.Size(94, 29);
+            this.buttonRef.TabIndex = 9;
+            this.buttonRef.Text = "Обновить";
+            this.buttonRef.UseVisualStyleBackColor = true;
+            this.buttonRef.Click += new System.EventHandler(this.buttonRef_Click);
+            // 
+            // buttonDel
+            // 
+            this.buttonDel.Location = new System.Drawing.Point(523, 128);
+            this.buttonDel.Name = "buttonDel";
+            this.buttonDel.Size = new System.Drawing.Size(94, 29);
+            this.buttonDel.TabIndex = 8;
+            this.buttonDel.Text = "Удалить";
+            this.buttonDel.UseVisualStyleBackColor = true;
+            this.buttonDel.Click += new System.EventHandler(this.buttonDel_Click);
+            // 
+            // buttonUpd
+            // 
+            this.buttonUpd.Location = new System.Drawing.Point(523, 71);
+            this.buttonUpd.Name = "buttonUpd";
+            this.buttonUpd.Size = new System.Drawing.Size(94, 29);
+            this.buttonUpd.TabIndex = 7;
+            this.buttonUpd.Text = "Изменить";
+            this.buttonUpd.UseVisualStyleBackColor = true;
+            this.buttonUpd.Click += new System.EventHandler(this.buttonUpd_Click);
+            // 
+            // buttonAdd
+            // 
+            this.buttonAdd.Location = new System.Drawing.Point(523, 14);
+            this.buttonAdd.Name = "buttonAdd";
+            this.buttonAdd.Size = new System.Drawing.Size(94, 29);
+            this.buttonAdd.TabIndex = 6;
+            this.buttonAdd.Text = "Добавить";
+            this.buttonAdd.UseVisualStyleBackColor = true;
+            this.buttonAdd.Click += new System.EventHandler(this.buttonAdd_Click);
+            // 
+            // dataGridView
+            // 
+            this.dataGridView.BackgroundColor = System.Drawing.Color.White;
+            this.dataGridView.ColumnHeadersHeightSizeMode = System.Windows.Forms.DataGridViewColumnHeadersHeightSizeMode.AutoSize;
+            this.dataGridView.Location = new System.Drawing.Point(1, 2);
+            this.dataGridView.MultiSelect = false;
+            this.dataGridView.Name = "dataGridView";
+            this.dataGridView.RowHeadersVisible = false;
+            this.dataGridView.RowHeadersWidth = 51;
+            this.dataGridView.RowTemplate.Height = 29;
+            this.dataGridView.SelectionMode = System.Windows.Forms.DataGridViewSelectionMode.FullRowSelect;
+            this.dataGridView.Size = new System.Drawing.Size(489, 449);
+            this.dataGridView.TabIndex = 5;
+            // 
+            // FormPastries
+            // 
+            this.AutoScaleDimensions = new System.Drawing.SizeF(8F, 20F);
+            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
+            this.ClientSize = new System.Drawing.Size(642, 450);
+            this.Controls.Add(this.buttonRef);
+            this.Controls.Add(this.buttonDel);
+            this.Controls.Add(this.buttonUpd);
+            this.Controls.Add(this.buttonAdd);
+            this.Controls.Add(this.dataGridView);
+            this.Name = "FormPastries";
+            this.Text = "Кондитерские изделия";
+            this.Load += new System.EventHandler(this.FormPastries_Load);
+            ((System.ComponentModel.ISupportInitialize)(this.dataGridView)).EndInit();
+            this.ResumeLayout(false);
+
+        }
+
+        #endregion
+
+        private Button buttonRef;
+        private Button buttonDel;
+        private Button buttonUpd;
+        private Button buttonAdd;
+        private DataGridView dataGridView;
+    }
+}

Confectionery/Confectionery/FormPastries.cs

@@ -0,0 +1,112 @@
+using ConfectioneryContracts.BindingModels;
+using ConfectioneryContracts.BusinessLogicsContracts;
+using Microsoft.Extensions.Logging;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Data;
+using System.Drawing;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Forms;
+
+namespace Confectionery
+{
+    public partial class FormPastries : Form
+    {
+        private readonly ILogger _logger;
+        private readonly IPastryLogic _logic;
+
+        public FormPastries(ILogger<FormPastries> logger, IPastryLogic logic)
+        {
+            InitializeComponent();
+            _logger = logger;
+            _logic = logic;
+        }
+
+        private void FormPastries_Load(object sender, EventArgs e)
+        {
+            LoadData();
+        }
+
+        private void LoadData()
+        {
+            try
+            {
+                var list = _logic.ReadList(null);
+                if (list != null)
+                {
+                    dataGridView.DataSource = list;
+                    dataGridView.Columns["Id"].Visible = false;
+                    dataGridView.Columns["PastryIngredients"].Visible = false;
+                    dataGridView.Columns["PastryName"].AutoSizeMode = DataGridViewAutoSizeColumnMode.Fill;
+                }
+                _logger.LogInformation("Загрузка изделий");
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "Ошибка загрузки изделий");
+                MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+            }
+        }
+
+        private void buttonAdd_Click(object sender, EventArgs e)
+        {
+            var service = Program.ServiceProvider?.GetService(typeof(FormPastry));
+            if (service is FormPastry form)
+            {
+                if (form.ShowDialog() == DialogResult.OK)
+                {
+                    LoadData();
+                }
+            }
+        }
+
+        private void buttonUpd_Click(object sender, EventArgs e)
+        {
+            if (dataGridView.SelectedRows.Count == 1)
+            {
+                var service = Program.ServiceProvider?.GetService(typeof(FormPastry));
+                if (service is FormPastry form)
+                {
+                    form.Id = Convert.ToInt32(dataGridView.SelectedRows[0].Cells["Id"].Value);
+                    if (form.ShowDialog() == DialogResult.OK)
+                    {
+                        LoadData();
+                    }
+                }
+            }
+        }
+
+        private void buttonDel_Click(object sender, EventArgs e)
+        {
+            if (dataGridView.SelectedRows.Count == 1)
+            {
+                if (MessageBox.Show("Удалить запись?", "Вопрос", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes)
+                {
+                    int id = Convert.ToInt32(dataGridView.SelectedRows[0].Cells["Id"].Value);
+                    _logger.LogInformation("Удаление изделия");
+                    try
+                    {
+                        if (!_logic.Delete(new PastryBindingModel { Id = id }))
+                        {
+                            throw new Exception("Ошибка при удалении. Дополнительная информация в логах.");
+                        }
+                        LoadData();
+                    }
+                    catch (Exception ex)
+                    {
+                        _logger.LogError(ex, "Ошибка удаления изделия");
+                        MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                    }
+                }
+            }
+        }
+
+        private void buttonRef_Click(object sender, EventArgs e)
+        {
+            LoadData();
+        }
+    }
+}

Confectionery/Confectionery/FormPastries.resx

@@ -0,0 +1,60 @@
+<root>
+  <xsd:schema id="root" xmlns="" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:msdata="urn:schemas-microsoft-com:xml-msdata">
+    <xsd:import namespace="http://www.w3.org/XML/1998/namespace" />
+    <xsd:element name="root" msdata:IsDataSet="true">
+      <xsd:complexType>
+        <xsd:choice maxOccurs="unbounded">
+          <xsd:element name="metadata">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" />
+              </xsd:sequence>
+              <xsd:attribute name="name" use="required" type="xsd:string" />
+              <xsd:attribute name="type" type="xsd:string" />
+              <xsd:attribute name="mimetype" type="xsd:string" />
+              <xsd:attribute ref="xml:space" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="assembly">
+            <xsd:complexType>
+              <xsd:attribute name="alias" type="xsd:string" />
+              <xsd:attribute name="name" type="xsd:string" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="data">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+                <xsd:element name="comment" type="xsd:string" minOccurs="0" msdata:Ordinal="2" />
+              </xsd:sequence>
+              <xsd:attribute name="name" type="xsd:string" use="required" msdata:Ordinal="1" />
+              <xsd:attribute name="type" type="xsd:string" msdata:Ordinal="3" />
+              <xsd:attribute name="mimetype" type="xsd:string" msdata:Ordinal="4" />
+              <xsd:attribute ref="xml:space" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="resheader">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+              </xsd:sequence>
+              <xsd:attribute name="name" type="xsd:string" use="required" />
+            </xsd:complexType>
+          </xsd:element>
+        </xsd:choice>
+      </xsd:complexType>
+    </xsd:element>
+  </xsd:schema>
+  <resheader name="resmimetype">
+    <value>text/microsoft-resx</value>
+  </resheader>
+  <resheader name="version">
+    <value>2.0</value>
+  </resheader>
+  <resheader name="reader">
+    <value>System.Resources.ResXResourceReader, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </resheader>
+  <resheader name="writer">
+    <value>System.Resources.ResXResourceWriter, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </resheader>
+</root>

Confectionery/Confectionery/FormPastry.Designer.cs

@@ -0,0 +1,241 @@
+namespace Confectionery
+{
+    partial class FormPastry
+    {
+        /// <summary>
+        /// Required designer variable.
+        /// </summary>
+        private System.ComponentModel.IContainer components = null;
+
+        /// <summary>
+        /// Clean up any resources being used.
+        /// </summary>
+        /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
+        protected override void Dispose(bool disposing)
+        {
+            if (disposing && (components != null))
+            {
+                components.Dispose();
+            }
+            base.Dispose(disposing);
+        }
+
+        #region Windows Form Designer generated code
+
+        /// <summary>
+        /// Required method for Designer support - do not modify
+        /// the contents of this method with the code editor.
+        /// </summary>
+        private void InitializeComponent()
+        {
+            this.label1 = new System.Windows.Forms.Label();
+            this.label2 = new System.Windows.Forms.Label();
+            this.textBoxName = new System.Windows.Forms.TextBox();
+            this.textBoxPrice = new System.Windows.Forms.TextBox();
+            this.groupBoxIngredients = new System.Windows.Forms.GroupBox();
+            this.buttonRef = new System.Windows.Forms.Button();
+            this.buttonDel = new System.Windows.Forms.Button();
+            this.buttonUpd = new System.Windows.Forms.Button();
+            this.buttonAdd = new System.Windows.Forms.Button();
+            this.dataGridView = new System.Windows.Forms.DataGridView();
+            this.PastryId = new System.Windows.Forms.DataGridViewTextBoxColumn();
+            this.IngredientName = new System.Windows.Forms.DataGridViewTextBoxColumn();
+            this.Count = new System.Windows.Forms.DataGridViewTextBoxColumn();
+            this.buttonSave = new System.Windows.Forms.Button();
+            this.buttonCancel = new System.Windows.Forms.Button();
+            this.groupBoxIngredients.SuspendLayout();
+            ((System.ComponentModel.ISupportInitialize)(this.dataGridView)).BeginInit();
+            this.SuspendLayout();
+            // 
+            // label1
+            // 
+            this.label1.AutoSize = true;
+            this.label1.Location = new System.Drawing.Point(12, 9);
+            this.label1.Name = "label1";
+            this.label1.Size = new System.Drawing.Size(80, 20);
+            this.label1.TabIndex = 0;
+            this.label1.Text = "Название:";
+            // 
+            // label2
+            // 
+            this.label2.AutoSize = true;
+            this.label2.Location = new System.Drawing.Point(12, 39);
+            this.label2.Name = "label2";
+            this.label2.Size = new System.Drawing.Size(86, 20);
+            this.label2.TabIndex = 1;
+            this.label2.Text = "Стоимость:";
+            // 
+            // textBoxName
+            // 
+            this.textBoxName.Location = new System.Drawing.Point(98, 6);
+            this.textBoxName.Name = "textBoxName";
+            this.textBoxName.Size = new System.Drawing.Size(248, 27);
+            this.textBoxName.TabIndex = 2;
+            // 
+            // textBoxPrice
+            // 
+            this.textBoxPrice.Location = new System.Drawing.Point(98, 36);
+            this.textBoxPrice.Name = "textBoxPrice";
+            this.textBoxPrice.ReadOnly = true;
+            this.textBoxPrice.Size = new System.Drawing.Size(125, 27);
+            this.textBoxPrice.TabIndex = 3;
+            // 
+            // groupBoxIngredients
+            // 
+            this.groupBoxIngredients.Controls.Add(this.buttonRef);
+            this.groupBoxIngredients.Controls.Add(this.buttonDel);
+            this.groupBoxIngredients.Controls.Add(this.buttonUpd);
+            this.groupBoxIngredients.Controls.Add(this.buttonAdd);
+            this.groupBoxIngredients.Controls.Add(this.dataGridView);
+            this.groupBoxIngredients.Location = new System.Drawing.Point(12, 69);
+            this.groupBoxIngredients.Name = "groupBoxIngredients";
+            this.groupBoxIngredients.Size = new System.Drawing.Size(776, 334);
+            this.groupBoxIngredients.TabIndex = 4;
+            this.groupBoxIngredients.TabStop = false;
+            this.groupBoxIngredients.Text = "Ингрединеты";
+            // 
+            // buttonRef
+            // 
+            this.buttonRef.Location = new System.Drawing.Point(635, 171);
+            this.buttonRef.Name = "buttonRef";
+            this.buttonRef.Size = new System.Drawing.Size(126, 29);
+            this.buttonRef.TabIndex = 4;
+            this.buttonRef.Text = "Обновить";
+            this.buttonRef.UseVisualStyleBackColor = true;
+            this.buttonRef.Click += new System.EventHandler(this.buttonRef_Click);
+            // 
+            // buttonDel
+            // 
+            this.buttonDel.Location = new System.Drawing.Point(635, 124);
+            this.buttonDel.Name = "buttonDel";
+            this.buttonDel.Size = new System.Drawing.Size(126, 29);
+            this.buttonDel.TabIndex = 3;
+            this.buttonDel.Text = "Удалить";
+            this.buttonDel.UseVisualStyleBackColor = true;
+            this.buttonDel.Click += new System.EventHandler(this.buttonDel_Click);
+            // 
+            // buttonUpd
+            // 
+            this.buttonUpd.Location = new System.Drawing.Point(635, 76);
+            this.buttonUpd.Name = "buttonUpd";
+            this.buttonUpd.Size = new System.Drawing.Size(126, 29);
+            this.buttonUpd.TabIndex = 2;
+            this.buttonUpd.Text = "Изменить";
+            this.buttonUpd.UseVisualStyleBackColor = true;
+            this.buttonUpd.Click += new System.EventHandler(this.buttonUpd_Click);
+            // 
+            // buttonAdd
+            // 
+            this.buttonAdd.Location = new System.Drawing.Point(635, 26);
+            this.buttonAdd.Name = "buttonAdd";
+            this.buttonAdd.Size = new System.Drawing.Size(126, 29);
+            this.buttonAdd.TabIndex = 1;
+            this.buttonAdd.Text = "Добавить";
+            this.buttonAdd.UseVisualStyleBackColor = true;
+            this.buttonAdd.Click += new System.EventHandler(this.buttonAdd_Click);
+            // 
+            // dataGridView
+            // 
+            this.dataGridView.AllowUserToAddRows = false;
+            this.dataGridView.BackgroundColor = System.Drawing.Color.White;
+            this.dataGridView.ColumnHeadersHeightSizeMode = System.Windows.Forms.DataGridViewColumnHeadersHeightSizeMode.AutoSize;
+            this.dataGridView.Columns.AddRange(new System.Windows.Forms.DataGridViewColumn[] {
+            this.PastryId,
+            this.IngredientName,
+            this.Count});
+            this.dataGridView.Location = new System.Drawing.Point(6, 26);
+            this.dataGridView.MultiSelect = false;
+            this.dataGridView.Name = "dataGridView";
+            this.dataGridView.RowHeadersVisible = false;
+            this.dataGridView.RowHeadersWidth = 51;
+            this.dataGridView.RowTemplate.Height = 29;
+            this.dataGridView.SelectionMode = System.Windows.Forms.DataGridViewSelectionMode.FullRowSelect;
+            this.dataGridView.Size = new System.Drawing.Size(496, 308);
+            this.dataGridView.TabIndex = 0;
+            // 
+            // PastryId
+            // 
+            this.PastryId.HeaderText = "Id";
+            this.PastryId.MinimumWidth = 6;
+            this.PastryId.Name = "PastryId";
+            this.PastryId.ReadOnly = true;
+            this.PastryId.Visible = false;
+            this.PastryId.Width = 125;
+            // 
+            // IngredientName
+            // 
+            this.IngredientName.AutoSizeMode = System.Windows.Forms.DataGridViewAutoSizeColumnMode.Fill;
+            this.IngredientName.HeaderText = "Название игредиента";
+            this.IngredientName.MinimumWidth = 6;
+            this.IngredientName.Name = "IngredientName";
+            this.IngredientName.ReadOnly = true;
+            // 
+            // Count
+            // 
+            this.Count.HeaderText = "Количество";
+            this.Count.MinimumWidth = 6;
+            this.Count.Name = "Count";
+            this.Count.ReadOnly = true;
+            this.Count.Width = 125;
+            // 
+            // buttonSave
+            // 
+            this.buttonSave.Location = new System.Drawing.Point(520, 409);
+            this.buttonSave.Name = "buttonSave";
+            this.buttonSave.Size = new System.Drawing.Size(126, 29);
+            this.buttonSave.TabIndex = 5;
+            this.buttonSave.Text = "Сохранить";
+            this.buttonSave.UseVisualStyleBackColor = true;
+            this.buttonSave.Click += new System.EventHandler(this.buttonSave_Click);
+            // 
+            // buttonCancel
+            // 
+            this.buttonCancel.Location = new System.Drawing.Point(662, 409);
+            this.buttonCancel.Name = "buttonCancel";
+            this.buttonCancel.Size = new System.Drawing.Size(126, 29);
+            this.buttonCancel.TabIndex = 6;
+            this.buttonCancel.Text = "Отмена";
+            this.buttonCancel.UseVisualStyleBackColor = true;
+            this.buttonCancel.Click += new System.EventHandler(this.buttonCancel_Click);
+            // 
+            // FormPastry
+            // 
+            this.AutoScaleDimensions = new System.Drawing.SizeF(8F, 20F);
+            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
+            this.ClientSize = new System.Drawing.Size(800, 450);
+            this.Controls.Add(this.buttonCancel);
+            this.Controls.Add(this.buttonSave);
+            this.Controls.Add(this.groupBoxIngredients);
+            this.Controls.Add(this.textBoxPrice);
+            this.Controls.Add(this.textBoxName);
+            this.Controls.Add(this.label2);
+            this.Controls.Add(this.label1);
+            this.Name = "FormPastry";
+            this.Text = "Кондитерское изделие";
+            this.Load += new System.EventHandler(this.FormPastry_Load);
+            this.groupBoxIngredients.ResumeLayout(false);
+            ((System.ComponentModel.ISupportInitialize)(this.dataGridView)).EndInit();
+            this.ResumeLayout(false);
+            this.PerformLayout();
+
+        }
+
+        #endregion
+
+        private Label label1;
+        private Label label2;
+        private TextBox textBoxName;
+        private TextBox textBoxPrice;
+        private GroupBox groupBoxIngredients;
+        private Button buttonRef;
+        private Button buttonDel;
+        private Button buttonUpd;
+        private Button buttonAdd;
+        private DataGridView dataGridView;
+        private Button buttonSave;
+        private Button buttonCancel;
+        private DataGridViewTextBoxColumn PastryId;
+        private DataGridViewTextBoxColumn IngredientName;
+        private DataGridViewTextBoxColumn Count;
+    }
+}

Confectionery/Confectionery/FormPastry.cs

@@ -0,0 +1,212 @@
+using ConfectioneryContracts.BindingModels;
+using ConfectioneryContracts.BusinessLogicsContracts;
+using ConfectioneryContracts.SearchModels;
+using ConfectioneryDataModels.Models;
+using Microsoft.Extensions.Logging;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Data;
+using System.Drawing;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Forms;
+
+namespace Confectionery
+{
+    public partial class FormPastry : Form
+    {
+        private readonly ILogger _logger;
+        private readonly IPastryLogic _logic;
+        private int? _id;
+        private Dictionary<int, (IIngredientModel, int)> _pastryIngredients;
+        public int Id { set { _id = value; } }
+
+        public FormPastry(ILogger<FormPastry> logger, IPastryLogic logic)
+        {
+            InitializeComponent();
+            _logger = logger;
+            _logic = logic;
+            _pastryIngredients = new Dictionary<int, (IIngredientModel, int)>();
+        }
+
+        private void FormPastry_Load(object sender, EventArgs e)
+        {
+            if (_id.HasValue)
+            {
+                _logger.LogInformation("Загрузка изделия");
+                try
+                {
+                    var view = _logic.ReadElement(new PastrySearchModel { Id = _id.Value });
+                    if (view != null)
+                    {
+                        textBoxName.Text = view.PastryName;
+                        textBoxPrice.Text = view.Price.ToString();
+                        _pastryIngredients = view.PastryIngredients ?? new Dictionary<int, (IIngredientModel, int)>();
+                        LoadData();
+                    }
+                }
+                catch (Exception ex)
+                {
+                    _logger.LogError(ex, "Ошибка загрузки изделия");
+                    MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                }
+            }
+        }
+
+        private void LoadData()
+        {
+            _logger.LogInformation("Загрузка ингредиентов изделия");
+            try
+            {
+                if (_pastryIngredients != null)
+                {
+                    dataGridView.Rows.Clear();
+                    foreach (var pc in _pastryIngredients)
+                    {
+                        dataGridView.Rows.Add(new object[] { pc.Key, pc.Value.Item1.IngredientName, pc.Value.Item2 });
+                    }
+                    textBoxPrice.Text = CalcPrice().ToString();
+                }
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "Ошибка загрузки ингредиентов изделия");
+                MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+            }
+        }
+
+        private void buttonAdd_Click(object sender, EventArgs e)
+        {
+            var service = Program.ServiceProvider?.GetService(typeof(FormPastryIngredient));
+            if (service is FormPastryIngredient form)
+            {
+                if (form.ShowDialog() == DialogResult.OK)
+                {
+                    if (form.IngredientModel == null)
+                    {
+                        return;
+                    }
+                    _logger.LogInformation("Добавление нового ингредиента: {IngredientName} - {Count}", form.IngredientModel.IngredientName, form.Count);
+                    if (_pastryIngredients.ContainsKey(form.Id))
+                    {
+                        _pastryIngredients[form.Id] = (form.IngredientModel, form.Count);
+                    }
+                    else
+                    {
+                        _pastryIngredients.Add(form.Id, (form.IngredientModel, form.Count));
+                    }
+                    LoadData();
+                }
+            }
+        }
+
+        private void buttonUpd_Click(object sender, EventArgs e)
+        {
+            if (dataGridView.SelectedRows.Count == 1)
+            {
+                var service = Program.ServiceProvider?.GetService(typeof(FormPastryIngredient));
+                if (service is FormPastryIngredient form)
+                {
+                    int id = Convert.ToInt32(dataGridView.SelectedRows[0].Cells[0].Value);
+                    form.Id = id;
+                    form.Count = _pastryIngredients[id].Item2;
+                    if (form.ShowDialog() == DialogResult.OK)
+                    {
+                        if (form.IngredientModel == null)
+                        {
+                            return;
+                        }
+                        _logger.LogInformation("Изменение ингредиента: {IngredientName} - {Count}", form.IngredientModel.IngredientName, form.Count);
+                        _pastryIngredients[form.Id] = (form.IngredientModel, form.Count);
+                        LoadData();
+                    }
+                }
+            }
+        }
+
+        private void buttonDel_Click(object sender, EventArgs e)
+        {
+            if (dataGridView.SelectedRows.Count == 1)
+            {
+                if (MessageBox.Show("Удалить запись?", "Вопрос", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes)
+                {
+                    try
+                    {
+                        _logger.LogInformation("Удаление ингредиента: {IngredientName} - {Count}", dataGridView.SelectedRows[0].Cells[1].Value);
+                        _pastryIngredients?.Remove(Convert.ToInt32(dataGridView.SelectedRows[0].Cells[0].Value));
+                    }
+                    catch(Exception ex)
+                    {
+                        MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                    }
+                    LoadData();
+                }
+            }
+        }
+
+        private void buttonRef_Click(object sender, EventArgs e)
+        {
+            LoadData();
+        }
+
+        private void buttonSave_Click(object sender, EventArgs e)
+        {
+            if (string.IsNullOrEmpty(textBoxName.Text))
+            {
+                MessageBox.Show("Заполните название", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                return;
+            }
+            if (string.IsNullOrEmpty(textBoxPrice.Text))
+            {
+                MessageBox.Show("Заполните цену", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                return;
+            }
+            if (_pastryIngredients == null || _pastryIngredients.Count == 0)
+            {
+                MessageBox.Show("Заполните компоненты", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                return;
+            }
+            _logger.LogInformation("Сохранение изделия");
+            try
+            {
+                var model = new PastryBindingModel
+                {
+                    Id = _id ?? 0,
+                    PastryName = textBoxName.Text,
+                    Price = Convert.ToDouble(textBoxPrice.Text),
+                    PastryIngredients = _pastryIngredients
+                };
+                var operationResult = _id.HasValue ? _logic.Update(model) : _logic.Create(model);
+                if (!operationResult)
+                {
+                    throw new Exception("Ошибка при сохранении. Дополнительная информация в логах.");
+                }
+                MessageBox.Show("Сохранение прошло успешно", "Сообщение", MessageBoxButtons.OK, MessageBoxIcon.Information);
+                DialogResult = DialogResult.OK;
+                Close();
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "Ошибка сохранения изделия");
+                MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+            }
+        }
+
+        private void buttonCancel_Click(object sender, EventArgs e)
+        {
+            DialogResult = DialogResult.Cancel;
+            Close();
+        }
+        private double CalcPrice()
+        {
+            double price = 0;
+            foreach (var elem in _pastryIngredients)
+            {
+                price += ((elem.Value.Item1?.Cost ?? 0) * elem.Value.Item2);
+            }
+            return Math.Round(price * 1.1, 2);
+        }
+    }
+}

Confectionery/Confectionery/FormPastry.resx

@@ -0,0 +1,69 @@
+<root>
+  <xsd:schema id="root" xmlns="" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:msdata="urn:schemas-microsoft-com:xml-msdata">
+    <xsd:import namespace="http://www.w3.org/XML/1998/namespace" />
+    <xsd:element name="root" msdata:IsDataSet="true">
+      <xsd:complexType>
+        <xsd:choice maxOccurs="unbounded">
+          <xsd:element name="metadata">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" />
+              </xsd:sequence>
+              <xsd:attribute name="name" use="required" type="xsd:string" />
+              <xsd:attribute name="type" type="xsd:string" />
+              <xsd:attribute name="mimetype" type="xsd:string" />
+              <xsd:attribute ref="xml:space" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="assembly">
+            <xsd:complexType>
+              <xsd:attribute name="alias" type="xsd:string" />
+              <xsd:attribute name="name" type="xsd:string" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="data">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+                <xsd:element name="comment" type="xsd:string" minOccurs="0" msdata:Ordinal="2" />
+              </xsd:sequence>
+              <xsd:attribute name="name" type="xsd:string" use="required" msdata:Ordinal="1" />
+              <xsd:attribute name="type" type="xsd:string" msdata:Ordinal="3" />
+              <xsd:attribute name="mimetype" type="xsd:string" msdata:Ordinal="4" />
+              <xsd:attribute ref="xml:space" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="resheader">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+              </xsd:sequence>
+              <xsd:attribute name="name" type="xsd:string" use="required" />
+            </xsd:complexType>
+          </xsd:element>
+        </xsd:choice>
+      </xsd:complexType>
+    </xsd:element>
+  </xsd:schema>
+  <resheader name="resmimetype">
+    <value>text/microsoft-resx</value>
+  </resheader>
+  <resheader name="version">
+    <value>2.0</value>
+  </resheader>
+  <resheader name="reader">
+    <value>System.Resources.ResXResourceReader, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </resheader>
+  <resheader name="writer">
+    <value>System.Resources.ResXResourceWriter, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </resheader>
+  <metadata name="PastryId.UserAddedColumn" type="System.Boolean, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089">
+    <value>True</value>
+  </metadata>
+  <metadata name="IngredientName.UserAddedColumn" type="System.Boolean, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089">
+    <value>True</value>
+  </metadata>
+  <metadata name="Count.UserAddedColumn" type="System.Boolean, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089">
+    <value>True</value>
+  </metadata>
+</root>

Confectionery/Confectionery/FormPastryIngredient.Designer.cs

@@ -0,0 +1,119 @@
+namespace Confectionery
+{
+    partial class FormPastryIngredient
+    {
+        /// <summary>
+        /// Required designer variable.
+        /// </summary>
+        private System.ComponentModel.IContainer components = null;
+
+        /// <summary>
+        /// Clean up any resources being used.
+        /// </summary>
+        /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
+        protected override void Dispose(bool disposing)
+        {
+            if (disposing && (components != null))
+            {
+                components.Dispose();
+            }
+            base.Dispose(disposing);
+        }
+
+        #region Windows Form Designer generated code
+
+        /// <summary>
+        /// Required method for Designer support - do not modify
+        /// the contents of this method with the code editor.
+        /// </summary>
+        private void InitializeComponent()
+        {
+            this.label1 = new System.Windows.Forms.Label();
+            this.label2 = new System.Windows.Forms.Label();
+            this.comboBoxIngredient = new System.Windows.Forms.ComboBox();
+            this.textBoxCount = new System.Windows.Forms.TextBox();
+            this.buttonSave = new System.Windows.Forms.Button();
+            this.buttonCancel = new System.Windows.Forms.Button();
+            this.SuspendLayout();
+            // 
+            // label1
+            // 
+            this.label1.AutoSize = true;
+            this.label1.Location = new System.Drawing.Point(12, 9);
+            this.label1.Name = "label1";
+            this.label1.Size = new System.Drawing.Size(95, 20);
+            this.label1.TabIndex = 0;
+            this.label1.Text = "Ингредиент:";
+            // 
+            // label2
+            // 
+            this.label2.AutoSize = true;
+            this.label2.Location = new System.Drawing.Point(12, 53);
+            this.label2.Name = "label2";
+            this.label2.Size = new System.Drawing.Size(93, 20);
+            this.label2.TabIndex = 1;
+            this.label2.Text = "Количество:";
+            // 
+            // comboBoxIngredient
+            // 
+            this.comboBoxIngredient.FormattingEnabled = true;
+            this.comboBoxIngredient.Location = new System.Drawing.Point(113, 6);
+            this.comboBoxIngredient.Name = "comboBoxIngredient";
+            this.comboBoxIngredient.Size = new System.Drawing.Size(294, 28);
+            this.comboBoxIngredient.TabIndex = 2;
+            // 
+            // textBoxCount
+            // 
+            this.textBoxCount.Location = new System.Drawing.Point(111, 50);
+            this.textBoxCount.Name = "textBoxCount";
+            this.textBoxCount.Size = new System.Drawing.Size(296, 27);
+            this.textBoxCount.TabIndex = 3;
+            // 
+            // buttonSave
+            // 
+            this.buttonSave.Location = new System.Drawing.Point(199, 92);
+            this.buttonSave.Name = "buttonSave";
+            this.buttonSave.Size = new System.Drawing.Size(94, 29);
+            this.buttonSave.TabIndex = 4;
+            this.buttonSave.Text = "Сохранить";
+            this.buttonSave.UseVisualStyleBackColor = true;
+            this.buttonSave.Click += new System.EventHandler(this.buttonSave_Click);
+            // 
+            // buttonCancel
+            // 
+            this.buttonCancel.Location = new System.Drawing.Point(313, 92);
+            this.buttonCancel.Name = "buttonCancel";
+            this.buttonCancel.Size = new System.Drawing.Size(94, 29);
+            this.buttonCancel.TabIndex = 5;
+            this.buttonCancel.Text = "Отмена";
+            this.buttonCancel.UseVisualStyleBackColor = true;
+            this.buttonCancel.Click += new System.EventHandler(this.buttonCancel_Click);
+            // 
+            // FormPastryIngredient
+            // 
+            this.AutoScaleDimensions = new System.Drawing.SizeF(8F, 20F);
+            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
+            this.ClientSize = new System.Drawing.Size(419, 133);
+            this.Controls.Add(this.buttonCancel);
+            this.Controls.Add(this.buttonSave);
+            this.Controls.Add(this.textBoxCount);
+            this.Controls.Add(this.comboBoxIngredient);
+            this.Controls.Add(this.label2);
+            this.Controls.Add(this.label1);
+            this.Name = "FormPastryIngredient";
+            this.Text = "Ингредиент кондитерского изделия";
+            this.ResumeLayout(false);
+            this.PerformLayout();
+
+        }
+
+        #endregion
+
+        private Label label1;
+        private Label label2;
+        private ComboBox comboBoxIngredient;
+        private TextBox textBoxCount;
+        private Button buttonSave;
+        private Button buttonCancel;
+    }
+}

Confectionery/Confectionery/FormPastryIngredient.cs

@@ -0,0 +1,77 @@
+using ConfectioneryContracts.BusinessLogicsContracts;
+using ConfectioneryContracts.ViewModels;
+using ConfectioneryDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Data;
+using System.Drawing;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Forms;
+
+namespace Confectionery
+{
+    public partial class FormPastryIngredient : Form
+    {
+        private readonly List<IngredientViewModel>? _list;
+        public int Id { get { return Convert.ToInt32(comboBoxIngredient.SelectedValue); } set { comboBoxIngredient.SelectedValue = value; } }
+        public IIngredientModel? IngredientModel
+        {
+            get
+            {
+                if (_list == null)
+                {
+                    return null;
+                }
+                foreach (var elem in _list)
+                {
+                    if (elem.Id == Id)
+                    {
+                        return elem;
+                    }
+                }
+                return null;
+            }
+        }
+
+        public int Count { get { return Convert.ToInt32(textBoxCount.Text); } set { textBoxCount.Text = value.ToString(); } }
+
+        public FormPastryIngredient(IIngredientLogic logic)
+        {
+            InitializeComponent();
+
+            _list = logic.ReadList(null);
+            if (_list != null)
+            {
+                comboBoxIngredient.DisplayMember = "IngredientName";
+                comboBoxIngredient.ValueMember = "Id";
+                comboBoxIngredient.DataSource = _list;
+                comboBoxIngredient.SelectedItem = null;
+            }
+        }
+
+        private void buttonSave_Click(object sender, EventArgs e)
+        {
+            if (string.IsNullOrEmpty(textBoxCount.Text))
+            {
+                MessageBox.Show("Заполните поле Количество", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                return;
+            }
+            if (comboBoxIngredient.SelectedValue == null)
+            {
+                MessageBox.Show("Выберите ингредиент", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                return;
+            }
+            DialogResult = DialogResult.OK;
+            Close();
+        }
+
+        private void buttonCancel_Click(object sender, EventArgs e)
+        {
+            DialogResult = DialogResult.Cancel;
+            Close();
+        }
+    }
+}

Confectionery/Confectionery/FormPastryIngredient.resx

@@ -0,0 +1,60 @@
+<root>
+  <xsd:schema id="root" xmlns="" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:msdata="urn:schemas-microsoft-com:xml-msdata">
+    <xsd:import namespace="http://www.w3.org/XML/1998/namespace" />
+    <xsd:element name="root" msdata:IsDataSet="true">
+      <xsd:complexType>
+        <xsd:choice maxOccurs="unbounded">
+          <xsd:element name="metadata">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" />
+              </xsd:sequence>
+              <xsd:attribute name="name" use="required" type="xsd:string" />
+              <xsd:attribute name="type" type="xsd:string" />
+              <xsd:attribute name="mimetype" type="xsd:string" />
+              <xsd:attribute ref="xml:space" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="assembly">
+            <xsd:complexType>
+              <xsd:attribute name="alias" type="xsd:string" />
+              <xsd:attribute name="name" type="xsd:string" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="data">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+                <xsd:element name="comment" type="xsd:string" minOccurs="0" msdata:Ordinal="2" />
+              </xsd:sequence>
+              <xsd:attribute name="name" type="xsd:string" use="required" msdata:Ordinal="1" />
+              <xsd:attribute name="type" type="xsd:string" msdata:Ordinal="3" />
+              <xsd:attribute name="mimetype" type="xsd:string" msdata:Ordinal="4" />
+              <xsd:attribute ref="xml:space" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="resheader">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+              </xsd:sequence>
+              <xsd:attribute name="name" type="xsd:string" use="required" />
+            </xsd:complexType>
+          </xsd:element>
+        </xsd:choice>
+      </xsd:complexType>
+    </xsd:element>
+  </xsd:schema>
+  <resheader name="resmimetype">
+    <value>text/microsoft-resx</value>
+  </resheader>
+  <resheader name="version">
+    <value>2.0</value>
+  </resheader>
+  <resheader name="reader">
+    <value>System.Resources.ResXResourceReader, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </resheader>
+  <resheader name="writer">
+    <value>System.Resources.ResXResourceWriter, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </resheader>
+</root>

Confectionery/Confectionery/FormSell.Designer.cs

@@ -0,0 +1,120 @@
+namespace Confectionery
+{
+    partial class FormSell
+    {
+        /// <summary>
+        /// Required designer variable.
+        /// </summary>
+        private System.ComponentModel.IContainer components = null;
+
+        /// <summary>
+        /// Clean up any resources being used.
+        /// </summary>
+        /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
+        protected override void Dispose(bool disposing)
+        {
+            if (disposing && (components != null))
+            {
+                components.Dispose();
+            }
+            base.Dispose(disposing);
+        }
+
+        #region Windows Form Designer generated code
+
+        /// <summary>
+        /// Required method for Designer support - do not modify
+        /// the contents of this method with the code editor.
+        /// </summary>
+        private void InitializeComponent()
+        {
+            this.comboBoxPastry = new System.Windows.Forms.ComboBox();
+            this.buttonCancel = new System.Windows.Forms.Button();
+            this.buttonCreate = new System.Windows.Forms.Button();
+            this.textBoxSum = new System.Windows.Forms.TextBox();
+            this.label3 = new System.Windows.Forms.Label();
+            this.label2 = new System.Windows.Forms.Label();
+            this.SuspendLayout();
+            // 
+            // comboBoxPastry
+            // 
+            this.comboBoxPastry.FormattingEnabled = true;
+            this.comboBoxPastry.Location = new System.Drawing.Point(129, 6);
+            this.comboBoxPastry.Name = "comboBoxPastry";
+            this.comboBoxPastry.Size = new System.Drawing.Size(219, 28);
+            this.comboBoxPastry.TabIndex = 22;
+            // 
+            // buttonCancel
+            // 
+            this.buttonCancel.Location = new System.Drawing.Point(254, 92);
+            this.buttonCancel.Name = "buttonCancel";
+            this.buttonCancel.Size = new System.Drawing.Size(94, 29);
+            this.buttonCancel.TabIndex = 21;
+            this.buttonCancel.Text = "Отмена";
+            this.buttonCancel.UseVisualStyleBackColor = true;
+            this.buttonCancel.Click += new System.EventHandler(this.buttonCancel_Click);
+            // 
+            // buttonCreate
+            // 
+            this.buttonCreate.Location = new System.Drawing.Point(142, 92);
+            this.buttonCreate.Name = "buttonCreate";
+            this.buttonCreate.Size = new System.Drawing.Size(94, 29);
+            this.buttonCreate.TabIndex = 20;
+            this.buttonCreate.Text = "Создать";
+            this.buttonCreate.UseVisualStyleBackColor = true;
+            this.buttonCreate.Click += new System.EventHandler(this.buttonCreate_Click);
+            // 
+            // textBoxSum
+            // 
+            this.textBoxSum.Location = new System.Drawing.Point(129, 46);
+            this.textBoxSum.Name = "textBoxSum";
+            this.textBoxSum.Size = new System.Drawing.Size(219, 27);
+            this.textBoxSum.TabIndex = 19;
+            // 
+            // label3
+            // 
+            this.label3.AutoSize = true;
+            this.label3.Location = new System.Drawing.Point(12, 49);
+            this.label3.Name = "label3";
+            this.label3.Size = new System.Drawing.Size(93, 20);
+            this.label3.TabIndex = 18;
+            this.label3.Text = "Количество:";
+            // 
+            // label2
+            // 
+            this.label2.AutoSize = true;
+            this.label2.Location = new System.Drawing.Point(12, 9);
+            this.label2.Name = "label2";
+            this.label2.Size = new System.Drawing.Size(71, 20);
+            this.label2.TabIndex = 17;
+            this.label2.Text = "Изделие:";
+            // 
+            // FormSell
+            // 
+            this.AutoScaleDimensions = new System.Drawing.SizeF(8F, 20F);
+            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
+            this.ClientSize = new System.Drawing.Size(360, 129);
+            this.Controls.Add(this.comboBoxPastry);
+            this.Controls.Add(this.buttonCancel);
+            this.Controls.Add(this.buttonCreate);
+            this.Controls.Add(this.textBoxSum);
+            this.Controls.Add(this.label3);
+            this.Controls.Add(this.label2);
+            this.Name = "FormSell";
+            this.Text = "Продажа";
+            this.Load += new System.EventHandler(this.FormSell_Load);
+            this.ResumeLayout(false);
+            this.PerformLayout();
+
+        }
+
+        #endregion
+
+        private ComboBox comboBoxPastry;
+        private Button buttonCancel;
+        private Button buttonCreate;
+        private TextBox textBoxSum;
+        private Label label3;
+        private Label label2;
+    }
+}

Confectionery/Confectionery/FormSell.cs

@@ -0,0 +1,82 @@
+using ConfectioneryContracts.BindingModels;
+using ConfectioneryContracts.BusinessLogicsContracts;
+using ConfectioneryContracts.ViewModels;
+using Microsoft.Extensions.Logging;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Data;
+using System.Drawing;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Forms;
+
+namespace Confectionery
+{
+    public partial class FormSell : Form
+    {
+        private readonly ILogger _logger;
+        private readonly IPastryLogic _logicP;
+        private readonly IShopLogic _logicS;
+        private List<PastryViewModel>? _listPastry;
+        public FormSell(ILogger<FormSell> logger, IPastryLogic logicP, IShopLogic logicS)
+        {
+            InitializeComponent();
+            _logger = logger;
+            _logicP = logicP;
+            _logicS = logicS;
+        }
+
+        private void buttonCancel_Click(object sender, EventArgs e)
+        {
+            DialogResult = DialogResult.Cancel;
+            Close();
+        }
+
+        private void buttonCreate_Click(object sender, EventArgs e)
+        {
+            if (comboBoxPastry.SelectedValue == null)
+            {
+                MessageBox.Show("Выберите изделие", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                return;
+            }
+            if (String.IsNullOrEmpty(textBoxSum.Text))
+            {
+                MessageBox.Show("Заполните поле количество!", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                return;
+            }
+            try
+            {
+                int count = Convert.ToInt32(textBoxSum.Text);
+                bool operationResult = _logicS.Sell(Convert.ToInt32(comboBoxPastry.SelectedValue), count);
+                if (!operationResult)
+                {
+                    throw new Exception("Ошибка при создании списания. Дополнительная информация в логах.");
+                }
+                MessageBox.Show("Сохранение прошло успешно", "Сообщение", MessageBoxButtons.OK, MessageBoxIcon.Information);
+                DialogResult = DialogResult.OK;
+                Close();
+
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "Ошибка создания поставки!");
+                MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+            }
+        }
+
+        private void FormSell_Load(object sender, EventArgs e)
+        {
+            _logger.LogInformation("Загрузка изделий для поставки");
+            _listPastry = _logicP.ReadList(null);
+            if (_listPastry != null)
+            {
+                comboBoxPastry.DisplayMember = "PastryName";
+                comboBoxPastry.ValueMember = "Id";
+                comboBoxPastry.DataSource = _listPastry;
+                comboBoxPastry.SelectedItem = null;
+            }
+        }
+    }
+}

Confectionery/Confectionery/FormSell.resx

@@ -0,0 +1,60 @@
+<root>
+  <xsd:schema id="root" xmlns="" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:msdata="urn:schemas-microsoft-com:xml-msdata">
+    <xsd:import namespace="http://www.w3.org/XML/1998/namespace" />
+    <xsd:element name="root" msdata:IsDataSet="true">
+      <xsd:complexType>
+        <xsd:choice maxOccurs="unbounded">
+          <xsd:element name="metadata">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" />
+              </xsd:sequence>
+              <xsd:attribute name="name" use="required" type="xsd:string" />
+              <xsd:attribute name="type" type="xsd:string" />
+              <xsd:attribute name="mimetype" type="xsd:string" />
+              <xsd:attribute ref="xml:space" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="assembly">
+            <xsd:complexType>
+              <xsd:attribute name="alias" type="xsd:string" />
+              <xsd:attribute name="name" type="xsd:string" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="data">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+                <xsd:element name="comment" type="xsd:string" minOccurs="0" msdata:Ordinal="2" />
+              </xsd:sequence>
+              <xsd:attribute name="name" type="xsd:string" use="required" msdata:Ordinal="1" />
+              <xsd:attribute name="type" type="xsd:string" msdata:Ordinal="3" />
+              <xsd:attribute name="mimetype" type="xsd:string" msdata:Ordinal="4" />
+              <xsd:attribute ref="xml:space" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="resheader">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+              </xsd:sequence>
+              <xsd:attribute name="name" type="xsd:string" use="required" />
+            </xsd:complexType>
+          </xsd:element>
+        </xsd:choice>
+      </xsd:complexType>
+    </xsd:element>
+  </xsd:schema>
+  <resheader name="resmimetype">
+    <value>text/microsoft-resx</value>
+  </resheader>
+  <resheader name="version">
+    <value>2.0</value>
+  </resheader>
+  <resheader name="reader">
+    <value>System.Resources.ResXResourceReader, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </resheader>
+  <resheader name="writer">
+    <value>System.Resources.ResXResourceWriter, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </resheader>
+</root>

Confectionery/Confectionery/FormShop.Designer.cs

@@ -0,0 +1,218 @@
+namespace Confectionery
+{
+    partial class FormShop
+    {
+        /// <summary>
+        /// Required designer variable.
+        /// </summary>
+        private System.ComponentModel.IContainer components = null;
+
+        /// <summary>
+        /// Clean up any resources being used.
+        /// </summary>
+        /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
+        protected override void Dispose(bool disposing)
+        {
+            if (disposing && (components != null))
+            {
+                components.Dispose();
+            }
+            base.Dispose(disposing);
+        }
+
+        #region Windows Form Designer generated code
+
+        /// <summary>
+        /// Required method for Designer support - do not modify
+        /// the contents of this method with the code editor.
+        /// </summary>
+        private void InitializeComponent()
+        {
+            this.textBoxAdress = new System.Windows.Forms.TextBox();
+            this.textBoxName = new System.Windows.Forms.TextBox();
+            this.label1 = new System.Windows.Forms.Label();
+            this.labelName = new System.Windows.Forms.Label();
+            this.buttonCancel = new System.Windows.Forms.Button();
+            this.buttonSave = new System.Windows.Forms.Button();
+            this.openingDateTimePicker = new System.Windows.Forms.DateTimePicker();
+            this.label2 = new System.Windows.Forms.Label();
+            this.dataGridView = new System.Windows.Forms.DataGridView();
+            this.PastryId = new System.Windows.Forms.DataGridViewTextBoxColumn();
+            this.PastryName = new System.Windows.Forms.DataGridViewTextBoxColumn();
+            this.Count = new System.Windows.Forms.DataGridViewTextBoxColumn();
+            this.textBoxCapacity = new System.Windows.Forms.TextBox();
+            this.label3 = new System.Windows.Forms.Label();
+            ((System.ComponentModel.ISupportInitialize)(this.dataGridView)).BeginInit();
+            this.SuspendLayout();
+            // 
+            // textBoxAdress
+            // 
+            this.textBoxAdress.Location = new System.Drawing.Point(120, 38);
+            this.textBoxAdress.Name = "textBoxAdress";
+            this.textBoxAdress.Size = new System.Drawing.Size(350, 27);
+            this.textBoxAdress.TabIndex = 11;
+            // 
+            // textBoxName
+            // 
+            this.textBoxName.Location = new System.Drawing.Point(120, 6);
+            this.textBoxName.Name = "textBoxName";
+            this.textBoxName.Size = new System.Drawing.Size(350, 27);
+            this.textBoxName.TabIndex = 10;
+            // 
+            // label1
+            // 
+            this.label1.AutoSize = true;
+            this.label1.Location = new System.Drawing.Point(60, 41);
+            this.label1.Name = "label1";
+            this.label1.Size = new System.Drawing.Size(54, 20);
+            this.label1.TabIndex = 9;
+            this.label1.Text = "Адрес:";
+            // 
+            // labelName
+            // 
+            this.labelName.AutoSize = true;
+            this.labelName.Location = new System.Drawing.Point(34, 9);
+            this.labelName.Name = "labelName";
+            this.labelName.Size = new System.Drawing.Size(80, 20);
+            this.labelName.TabIndex = 8;
+            this.labelName.Text = "Название:";
+            // 
+            // buttonCancel
+            // 
+            this.buttonCancel.Location = new System.Drawing.Point(376, 313);
+            this.buttonCancel.Name = "buttonCancel";
+            this.buttonCancel.Size = new System.Drawing.Size(94, 29);
+            this.buttonCancel.TabIndex = 7;
+            this.buttonCancel.Text = "Отмена";
+            this.buttonCancel.UseVisualStyleBackColor = true;
+            this.buttonCancel.Click += new System.EventHandler(this.buttonCancel_Click);
+            // 
+            // buttonSave
+            // 
+            this.buttonSave.Location = new System.Drawing.Point(276, 313);
+            this.buttonSave.Name = "buttonSave";
+            this.buttonSave.Size = new System.Drawing.Size(94, 29);
+            this.buttonSave.TabIndex = 6;
+            this.buttonSave.Text = "Сохранить";
+            this.buttonSave.UseVisualStyleBackColor = true;
+            this.buttonSave.Click += new System.EventHandler(this.buttonSave_Click);
+            // 
+            // openingDateTimePicker
+            // 
+            this.openingDateTimePicker.Location = new System.Drawing.Point(120, 72);
+            this.openingDateTimePicker.Name = "openingDateTimePicker";
+            this.openingDateTimePicker.Size = new System.Drawing.Size(350, 27);
+            this.openingDateTimePicker.TabIndex = 12;
+            // 
+            // label2
+            // 
+            this.label2.AutoSize = true;
+            this.label2.Location = new System.Drawing.Point(1, 72);
+            this.label2.Name = "label2";
+            this.label2.Size = new System.Drawing.Size(113, 20);
+            this.label2.TabIndex = 13;
+            this.label2.Text = "Дата открытия:";
+            // 
+            // dataGridView
+            // 
+            this.dataGridView.AllowUserToAddRows = false;
+            this.dataGridView.BackgroundColor = System.Drawing.Color.White;
+            this.dataGridView.ColumnHeadersHeightSizeMode = System.Windows.Forms.DataGridViewColumnHeadersHeightSizeMode.AutoSize;
+            this.dataGridView.Columns.AddRange(new System.Windows.Forms.DataGridViewColumn[] {
+            this.PastryId,
+            this.PastryName,
+            this.Count});
+            this.dataGridView.Location = new System.Drawing.Point(120, 142);
+            this.dataGridView.MultiSelect = false;
+            this.dataGridView.Name = "dataGridView";
+            this.dataGridView.RowHeadersVisible = false;
+            this.dataGridView.RowHeadersWidth = 51;
+            this.dataGridView.RowTemplate.Height = 29;
+            this.dataGridView.SelectionMode = System.Windows.Forms.DataGridViewSelectionMode.FullRowSelect;
+            this.dataGridView.Size = new System.Drawing.Size(350, 165);
+            this.dataGridView.TabIndex = 14;
+            // 
+            // PastryId
+            // 
+            this.PastryId.HeaderText = "Id";
+            this.PastryId.MinimumWidth = 6;
+            this.PastryId.Name = "PastryId";
+            this.PastryId.ReadOnly = true;
+            this.PastryId.Visible = false;
+            this.PastryId.Width = 125;
+            // 
+            // PastryName
+            // 
+            this.PastryName.AutoSizeMode = System.Windows.Forms.DataGridViewAutoSizeColumnMode.Fill;
+            this.PastryName.HeaderText = "Название изделия";
+            this.PastryName.MinimumWidth = 6;
+            this.PastryName.Name = "PastryName";
+            this.PastryName.ReadOnly = true;
+            // 
+            // Count
+            // 
+            this.Count.HeaderText = "Количество";
+            this.Count.MinimumWidth = 6;
+            this.Count.Name = "Count";
+            this.Count.ReadOnly = true;
+            this.Count.Width = 125;
+            // 
+            // textBoxCapacity
+            // 
+            this.textBoxCapacity.Location = new System.Drawing.Point(120, 105);
+            this.textBoxCapacity.Name = "textBoxCapacity";
+            this.textBoxCapacity.Size = new System.Drawing.Size(350, 27);
+            this.textBoxCapacity.TabIndex = 16;
+            // 
+            // label3
+            // 
+            this.label3.AutoSize = true;
+            this.label3.Location = new System.Drawing.Point(11, 108);
+            this.label3.Name = "label3";
+            this.label3.Size = new System.Drawing.Size(103, 20);
+            this.label3.TabIndex = 15;
+            this.label3.Text = "Вместимость:";
+            // 
+            // FormShop
+            // 
+            this.AutoScaleDimensions = new System.Drawing.SizeF(8F, 20F);
+            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
+            this.ClientSize = new System.Drawing.Size(478, 354);
+            this.Controls.Add(this.textBoxCapacity);
+            this.Controls.Add(this.label3);
+            this.Controls.Add(this.dataGridView);
+            this.Controls.Add(this.label2);
+            this.Controls.Add(this.openingDateTimePicker);
+            this.Controls.Add(this.textBoxAdress);
+            this.Controls.Add(this.textBoxName);
+            this.Controls.Add(this.label1);
+            this.Controls.Add(this.labelName);
+            this.Controls.Add(this.buttonCancel);
+            this.Controls.Add(this.buttonSave);
+            this.Name = "FormShop";
+            this.Text = "Магазин";
+            this.Load += new System.EventHandler(this.FormShop_Load);
+            ((System.ComponentModel.ISupportInitialize)(this.dataGridView)).EndInit();
+            this.ResumeLayout(false);
+            this.PerformLayout();
+
+        }
+
+        #endregion
+
+        private TextBox textBoxAdress;
+        private TextBox textBoxName;
+        private Label label1;
+        private Label labelName;
+        private Button buttonCancel;
+        private Button buttonSave;
+        private DateTimePicker openingDateTimePicker;
+        private Label label2;
+        private DataGridView dataGridView;
+        private DataGridViewTextBoxColumn PastryId;
+        private DataGridViewTextBoxColumn PastryName;
+        private DataGridViewTextBoxColumn Count;
+        private TextBox textBoxCapacity;
+        private Label label3;
+    }
+}

Confectionery/Confectionery/FormShop.cs

@@ -0,0 +1,116 @@
+using ConfectioneryContracts.BusinessLogicsContracts;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Data;
+using System.Drawing;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Forms;
+using Microsoft.Extensions.Logging;
+using ConfectioneryContracts.SearchModels;
+using ConfectioneryContracts.BindingModels;
+using ConfectioneryBusinessLogic.BusinessLogics;
+using ConfectioneryDataModels.Models;
+
+namespace Confectionery
+{
+    public partial class FormShop : Form
+    {
+        private readonly ILogger _logger;
+        private readonly IShopLogic _logic;
+        private Dictionary<int, (IPastryModel, int)> _shopPastries = new Dictionary<int, (IPastryModel, int)>();
+
+        private int? _id;
+        public int Id { set { _id = value; } }
+        public FormShop(ILogger<FormShop> logger, IShopLogic logic)
+        {
+            InitializeComponent();
+            _logic = logic;
+            _logger = logger;
+        }
+
+        private void buttonSave_Click(object sender, EventArgs e)
+        {
+            if (string.IsNullOrEmpty(textBoxName.Text))
+            {
+                MessageBox.Show("Заполните название", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                return;
+            }
+            if (string.IsNullOrEmpty(textBoxAdress.Text))
+            {
+                MessageBox.Show("Заполните адрес", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                return;
+            }
+            if (string.IsNullOrEmpty(textBoxCapacity.Text))
+            {
+                MessageBox.Show("Заполните вместимость", "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                return;
+            }
+            _logger.LogInformation("Сохранение магазина");
+            try
+            {
+                var model = new ShopBindingModel
+                {
+                    Id = _id ?? 0,
+                    ShopName = textBoxName.Text,
+                    ShopAdress = textBoxAdress.Text,
+                    OpeningDate = openingDateTimePicker.Value.Date,
+                    PastryCapacity = Convert.ToInt32(textBoxCapacity.Text),
+                    ShopPastries = _shopPastries
+                };
+                var operationResult = _id.HasValue ? _logic.Update(model) : _logic.Create(model);
+                if (!operationResult)
+                {
+                    throw new Exception("Ошибка при сохранении. Дополнительная информация в логах.");
+                }
+                MessageBox.Show("Сохранение прошло успешно", "Сообщение", MessageBoxButtons.OK, MessageBoxIcon.Information);
+                DialogResult = DialogResult.OK;
+                Close();
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "Ошибка сохранения компонента");
+                MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+            }
+        }
+
+        private void FormShop_Load(object sender, EventArgs e)
+        {
+            if (_id.HasValue)
+            {
+                try
+                {
+                    _logger.LogInformation("Получение магазина");
+                    var view = _logic.ReadElement(new ShopSearchModel { Id = _id.Value });
+                    if (view != null)
+                    {
+                        textBoxName.Text = view.ShopName;
+                        textBoxAdress.Text = view.ShopAdress;
+                        openingDateTimePicker.Value = view.OpeningDate;
+                        textBoxCapacity.Text = view.PastryCapacity.ToString();
+                        _shopPastries = view.ShopPastries;
+                        foreach (var pc in view.ShopPastries)
+                        {
+                            dataGridView.Rows.Add(new object[] { pc.Key, pc.Value.Item1.PastryName, pc.Value.Item2 });
+                        }
+                    }
+
+                }
+                catch (Exception ex)
+                {
+                    _logger.LogError(ex, "Ошибка получения компонента");
+                    MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                }
+                _logger.LogInformation("Загрузка заказов");
+            }
+        }
+
+        private void buttonCancel_Click(object sender, EventArgs e)
+        {
+            DialogResult = DialogResult.Cancel;
+            Close();
+        }
+    }
+}

Confectionery/Confectionery/FormShop.resx

@@ -0,0 +1,69 @@
+<root>
+  <xsd:schema id="root" xmlns="" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:msdata="urn:schemas-microsoft-com:xml-msdata">
+    <xsd:import namespace="http://www.w3.org/XML/1998/namespace" />
+    <xsd:element name="root" msdata:IsDataSet="true">
+      <xsd:complexType>
+        <xsd:choice maxOccurs="unbounded">
+          <xsd:element name="metadata">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" />
+              </xsd:sequence>
+              <xsd:attribute name="name" use="required" type="xsd:string" />
+              <xsd:attribute name="type" type="xsd:string" />
+              <xsd:attribute name="mimetype" type="xsd:string" />
+              <xsd:attribute ref="xml:space" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="assembly">
+            <xsd:complexType>
+              <xsd:attribute name="alias" type="xsd:string" />
+              <xsd:attribute name="name" type="xsd:string" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="data">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+                <xsd:element name="comment" type="xsd:string" minOccurs="0" msdata:Ordinal="2" />
+              </xsd:sequence>
+              <xsd:attribute name="name" type="xsd:string" use="required" msdata:Ordinal="1" />
+              <xsd:attribute name="type" type="xsd:string" msdata:Ordinal="3" />
+              <xsd:attribute name="mimetype" type="xsd:string" msdata:Ordinal="4" />
+              <xsd:attribute ref="xml:space" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="resheader">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+              </xsd:sequence>
+              <xsd:attribute name="name" type="xsd:string" use="required" />
+            </xsd:complexType>
+          </xsd:element>
+        </xsd:choice>
+      </xsd:complexType>
+    </xsd:element>
+  </xsd:schema>
+  <resheader name="resmimetype">
+    <value>text/microsoft-resx</value>
+  </resheader>
+  <resheader name="version">
+    <value>2.0</value>
+  </resheader>
+  <resheader name="reader">
+    <value>System.Resources.ResXResourceReader, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </resheader>
+  <resheader name="writer">
+    <value>System.Resources.ResXResourceWriter, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </resheader>
+  <metadata name="PastryId.UserAddedColumn" type="System.Boolean, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089">
+    <value>True</value>
+  </metadata>
+  <metadata name="PastryName.UserAddedColumn" type="System.Boolean, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089">
+    <value>True</value>
+  </metadata>
+  <metadata name="Count.UserAddedColumn" type="System.Boolean, mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089">
+    <value>True</value>
+  </metadata>
+</root>

Confectionery/Confectionery/FormShops.Designer.cs

@@ -0,0 +1,119 @@
+namespace Confectionery
+{
+    partial class FormShops
+    {
+        /// <summary>
+        /// Required designer variable.
+        /// </summary>
+        private System.ComponentModel.IContainer components = null;
+
+        /// <summary>
+        /// Clean up any resources being used.
+        /// </summary>
+        /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
+        protected override void Dispose(bool disposing)
+        {
+            if (disposing && (components != null))
+            {
+                components.Dispose();
+            }
+            base.Dispose(disposing);
+        }
+
+        #region Windows Form Designer generated code
+
+        /// <summary>
+        /// Required method for Designer support - do not modify
+        /// the contents of this method with the code editor.
+        /// </summary>
+        private void InitializeComponent()
+        {
+            this.buttonRef = new System.Windows.Forms.Button();
+            this.buttonDel = new System.Windows.Forms.Button();
+            this.buttonUpd = new System.Windows.Forms.Button();
+            this.buttonAdd = new System.Windows.Forms.Button();
+            this.dataGridView = new System.Windows.Forms.DataGridView();
+            ((System.ComponentModel.ISupportInitialize)(this.dataGridView)).BeginInit();
+            this.SuspendLayout();
+            // 
+            // buttonRef
+            // 
+            this.buttonRef.Location = new System.Drawing.Point(524, 185);
+            this.buttonRef.Name = "buttonRef";
+            this.buttonRef.Size = new System.Drawing.Size(94, 29);
+            this.buttonRef.TabIndex = 9;
+            this.buttonRef.Text = "Обновить";
+            this.buttonRef.UseVisualStyleBackColor = true;
+            this.buttonRef.Click += new System.EventHandler(this.buttonRef_Click);
+            // 
+            // buttonDel
+            // 
+            this.buttonDel.Location = new System.Drawing.Point(524, 127);
+            this.buttonDel.Name = "buttonDel";
+            this.buttonDel.Size = new System.Drawing.Size(94, 29);
+            this.buttonDel.TabIndex = 8;
+            this.buttonDel.Text = "Удалить";
+            this.buttonDel.UseVisualStyleBackColor = true;
+            this.buttonDel.Click += new System.EventHandler(this.buttonDel_Click);
+            // 
+            // buttonUpd
+            // 
+            this.buttonUpd.Location = new System.Drawing.Point(524, 70);
+            this.buttonUpd.Name = "buttonUpd";
+            this.buttonUpd.Size = new System.Drawing.Size(94, 29);
+            this.buttonUpd.TabIndex = 7;
+            this.buttonUpd.Text = "Изменить";
+            this.buttonUpd.UseVisualStyleBackColor = true;
+            this.buttonUpd.Click += new System.EventHandler(this.buttonUpd_Click);
+            // 
+            // buttonAdd
+            // 
+            this.buttonAdd.Location = new System.Drawing.Point(524, 13);
+            this.buttonAdd.Name = "buttonAdd";
+            this.buttonAdd.Size = new System.Drawing.Size(94, 29);
+            this.buttonAdd.TabIndex = 6;
+            this.buttonAdd.Text = "Добавить";
+            this.buttonAdd.UseVisualStyleBackColor = true;
+            this.buttonAdd.Click += new System.EventHandler(this.buttonAdd_Click);
+            // 
+            // dataGridView
+            // 
+            this.dataGridView.BackgroundColor = System.Drawing.Color.White;
+            this.dataGridView.ColumnHeadersHeightSizeMode = System.Windows.Forms.DataGridViewColumnHeadersHeightSizeMode.AutoSize;
+            this.dataGridView.Location = new System.Drawing.Point(2, 1);
+            this.dataGridView.MultiSelect = false;
+            this.dataGridView.Name = "dataGridView";
+            this.dataGridView.RowHeadersVisible = false;
+            this.dataGridView.RowHeadersWidth = 51;
+            this.dataGridView.RowTemplate.Height = 29;
+            this.dataGridView.SelectionMode = System.Windows.Forms.DataGridViewSelectionMode.FullRowSelect;
+            this.dataGridView.Size = new System.Drawing.Size(489, 449);
+            this.dataGridView.TabIndex = 5;
+            // 
+            // FormShops
+            // 
+            this.AutoScaleDimensions = new System.Drawing.SizeF(8F, 20F);
+            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
+            this.ClientSize = new System.Drawing.Size(626, 450);
+            this.Controls.Add(this.buttonRef);
+            this.Controls.Add(this.buttonDel);
+            this.Controls.Add(this.buttonUpd);
+            this.Controls.Add(this.buttonAdd);
+            this.Controls.Add(this.dataGridView);
+            this.Name = "FormShops";
+            this.Text = "Магазины";
+            this.Load += new System.EventHandler(this.FormShops_Load);
+            ((System.ComponentModel.ISupportInitialize)(this.dataGridView)).EndInit();
+            this.ResumeLayout(false);
+
+        }
+
+        #endregion
+
+        private Button buttonRef;
+        private Button buttonDel;
+        private Button buttonUpd;
+        private Button buttonAdd;
+        private DataGridView dataGridView;
+    }
+}

Confectionery/Confectionery/FormShops.cs

@@ -0,0 +1,111 @@
+using ConfectioneryContracts.BusinessLogicsContracts;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Data;
+using System.Drawing;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Forms;
+using Microsoft.Extensions.Logging;
+using ConfectioneryContracts.BindingModels;
+
+namespace Confectionery
+{
+    public partial class FormShops : Form
+    {
+        private readonly ILogger _logger;
+        private readonly IShopLogic _logic;
+        public FormShops(ILogger<FormShops> logger, IShopLogic logic)
+        {
+            InitializeComponent();
+            _logger = logger;
+            _logic = logic;
+        }
+
+        private void FormShops_Load(object sender, EventArgs e)
+        {
+            LoadData();
+        }
+
+        private void LoadData()
+        {
+            try
+            {
+                var list = _logic.ReadList(null);
+                if (list != null)
+                {
+                    dataGridView.DataSource = list;
+                    dataGridView.Columns["Id"].Visible = false;
+                    dataGridView.Columns["ShopName"].AutoSizeMode = DataGridViewAutoSizeColumnMode.Fill;
+                    dataGridView.Columns["ShopPastries"].Visible = false;
+                }
+                _logger.LogInformation("Загрузка магазинов");
+            }
+            catch (Exception ex)
+            {
+                _logger.LogError(ex, "Ошибка загрузки магазинов");
+                MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+            }
+        }
+
+        private void buttonAdd_Click(object sender, EventArgs e)
+        {
+            var service = Program.ServiceProvider?.GetService(typeof(FormShop));
+            if (service is FormShop form)
+            {
+                if (form.ShowDialog() == DialogResult.OK)
+                {
+                    LoadData();
+                }
+            }
+        }
+
+        private void buttonUpd_Click(object sender, EventArgs e)
+        {
+            if (dataGridView.SelectedRows.Count == 1)
+            {
+                var service = Program.ServiceProvider?.GetService(typeof(FormShop));
+                if (service is FormShop form)
+                {
+                    form.Id = Convert.ToInt32(dataGridView.SelectedRows[0].Cells["Id"].Value);
+                    if (form.ShowDialog() == DialogResult.OK)
+                    {
+                        LoadData();
+                    }
+                }
+            }
+        }
+
+        private void buttonDel_Click(object sender, EventArgs e)
+        {
+            if (dataGridView.SelectedRows.Count == 1)
+            {
+                if (MessageBox.Show("Удалить запись?", "Вопрос", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes)
+                {
+                    int id = Convert.ToInt32(dataGridView.SelectedRows[0].Cells["Id"].Value);
+                    _logger.LogInformation("Удаление магазина");
+                    try
+                    {
+                        if (!_logic.Delete(new ShopBindingModel { Id = id }))
+                        {
+                            throw new Exception("Ошибка при удалении. Дополнительная информация в логах.");
+                        }
+                        LoadData();
+                    }
+                    catch (Exception ex)
+                    {
+                        _logger.LogError(ex, "Ошибка удаления магазина");
+                        MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error);
+                    }
+                }
+            }
+        }
+
+        private void buttonRef_Click(object sender, EventArgs e)
+        {
+            LoadData();
+        }
+    }
+}

Confectionery/Confectionery/FormShops.resx

@@ -0,0 +1,60 @@
+<root>
+  <xsd:schema id="root" xmlns="" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:msdata="urn:schemas-microsoft-com:xml-msdata">
+    <xsd:import namespace="http://www.w3.org/XML/1998/namespace" />
+    <xsd:element name="root" msdata:IsDataSet="true">
+      <xsd:complexType>
+        <xsd:choice maxOccurs="unbounded">
+          <xsd:element name="metadata">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" />
+              </xsd:sequence>
+              <xsd:attribute name="name" use="required" type="xsd:string" />
+              <xsd:attribute name="type" type="xsd:string" />
+              <xsd:attribute name="mimetype" type="xsd:string" />
+              <xsd:attribute ref="xml:space" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="assembly">
+            <xsd:complexType>
+              <xsd:attribute name="alias" type="xsd:string" />
+              <xsd:attribute name="name" type="xsd:string" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="data">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+                <xsd:element name="comment" type="xsd:string" minOccurs="0" msdata:Ordinal="2" />
+              </xsd:sequence>
+              <xsd:attribute name="name" type="xsd:string" use="required" msdata:Ordinal="1" />
+              <xsd:attribute name="type" type="xsd:string" msdata:Ordinal="3" />
+              <xsd:attribute name="mimetype" type="xsd:string" msdata:Ordinal="4" />
+              <xsd:attribute ref="xml:space" />
+            </xsd:complexType>
+          </xsd:element>
+          <xsd:element name="resheader">
+            <xsd:complexType>
+              <xsd:sequence>
+                <xsd:element name="value" type="xsd:string" minOccurs="0" msdata:Ordinal="1" />
+              </xsd:sequence>
+              <xsd:attribute name="name" type="xsd:string" use="required" />
+            </xsd:complexType>
+          </xsd:element>
+        </xsd:choice>
+      </xsd:complexType>
+    </xsd:element>
+  </xsd:schema>
+  <resheader name="resmimetype">
+    <value>text/microsoft-resx</value>
+  </resheader>
+  <resheader name="version">
+    <value>2.0</value>
+  </resheader>
+  <resheader name="reader">
+    <value>System.Resources.ResXResourceReader, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </resheader>
+  <resheader name="writer">
+    <value>System.Resources.ResXResourceWriter, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+  </resheader>
+</root>

Confectionery/Confectionery/Program.cs

@@ -1,7 +1,18 @@
+using ConfectioneryBusinessLogic.BusinessLogics;
+using ConfectioneryContracts.BusinessLogicsContracts;
+using ConfectioneryContracts.StoragesContracts;
+using ConfectioneryFileImplement.Implements;
+using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.Logging;
+using NLog.Extensions.Logging;
+
 namespace Confectionery
 {
     internal static class Program
     {
+        private static ServiceProvider? _serviceProvider;
+        public static ServiceProvider? ServiceProvider => _serviceProvider;
+
         /// <summary>
         ///  The main entry point for the application.
         /// </summary>
@@ -11,7 +22,38 @@ namespace Confectionery
             // To customize application configuration such as set high DPI settings or default font,
             // see https://aka.ms/applicationconfiguration.
             ApplicationConfiguration.Initialize();
-            Application.Run(new Form1());
+            var services = new ServiceCollection();
+            ConfigureServices(services);
+            _serviceProvider = services.BuildServiceProvider();
+            Application.Run(_serviceProvider.GetRequiredService<FormMain>());
+        }
+
+        private static void ConfigureServices(ServiceCollection services)
+        {
+            services.AddLogging(option =>
+            {
+                option.SetMinimumLevel(LogLevel.Information);
+                option.AddNLog("nlog.config");
+            });
+            services.AddTransient<IIngredientStorage, IngredientStorage>();
+            services.AddTransient<IOrderStorage, OrderStorage>();
+            services.AddTransient<IPastryStorage, PastryStorage>();
+            services.AddTransient<IShopStorage, ShopStorage>();
+            services.AddTransient<IIngredientLogic, IngredientLogic>();
+            services.AddTransient<IOrderLogic, OrderLogic>();
+            services.AddTransient<IPastryLogic, PastryLogic>();
+            services.AddTransient<IShopLogic, ShopLogic>();
+            services.AddTransient<FormMain>();
+            services.AddTransient<FormIngredient>();
+            services.AddTransient<FormIngredients>();
+            services.AddTransient<FormCreateOrder>();
+            services.AddTransient<FormPastry>();
+            services.AddTransient<FormPastryIngredient>();
+            services.AddTransient<FormPastries>();
+            services.AddTransient<FormShop>();
+            services.AddTransient<FormShops>();
+            services.AddTransient<FormDelivery>();
+            services.AddTransient<FormSell>();
         }
     }
 }

Confectionery/Confectionery/Properties/Resources.Designer.cs

@@ -0,0 +1,63 @@
+//------------------------------------------------------------------------------
+// <auto-generated>
+//     Этот код создан программой.
+//     Исполняемая версия:4.0.30319.42000
+//
+//     Изменения в этом файле могут привести к неправильной работе и будут потеряны в случае
+//     повторной генерации кода.
+// </auto-generated>
+//------------------------------------------------------------------------------
+
+namespace Confectionery.Properties {
+    using System;
+    
+    
+    /// <summary>
+    ///   Класс ресурса со строгой типизацией для поиска локализованных строк и т.д.
+    /// </summary>
+    // Этот класс создан автоматически классом StronglyTypedResourceBuilder
+    // с помощью такого средства, как ResGen или Visual Studio.
+    // Чтобы добавить или удалить член, измените файл .ResX и снова запустите ResGen
+    // с параметром /str или перестройте свой проект VS.
+    [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Resources.Tools.StronglyTypedResourceBuilder", "17.0.0.0")]
+    [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
+    [global::System.Runtime.CompilerServices.CompilerGeneratedAttribute()]
+    internal class Resources {
+        
+        private static global::System.Resources.ResourceManager resourceMan;
+        
+        private static global::System.Globalization.CultureInfo resourceCulture;
+        
+        [global::System.Diagnostics.CodeAnalysis.SuppressMessageAttribute("Microsoft.Performance", "CA1811:AvoidUncalledPrivateCode")]
+        internal Resources() {
+        }
+        
+        /// <summary>
+        ///   Возвращает кэшированный экземпляр ResourceManager, использованный этим классом.
+        /// </summary>
+        [global::System.ComponentModel.EditorBrowsableAttribute(global::System.ComponentModel.EditorBrowsableState.Advanced)]
+        internal static global::System.Resources.ResourceManager ResourceManager {
+            get {
+                if (object.ReferenceEquals(resourceMan, null)) {
+                    global::System.Resources.ResourceManager temp = new global::System.Resources.ResourceManager("Confectionery.Properties.Resources", typeof(Resources).Assembly);
+                    resourceMan = temp;
+                }
+                return resourceMan;
+            }
+        }
+        
+        /// <summary>
+        ///   Перезаписывает свойство CurrentUICulture текущего потока для всех
+        ///   обращений к ресурсу с помощью этого класса ресурса со строгой типизацией.
+        /// </summary>
+        [global::System.ComponentModel.EditorBrowsableAttribute(global::System.ComponentModel.EditorBrowsableState.Advanced)]
+        internal static global::System.Globalization.CultureInfo Culture {
+            get {
+                return resourceCulture;
+            }
+            set {
+                resourceCulture = value;
+            }
+        }
+    }
+}

Confectionery/Confectionery/nlog.config

@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<configuration>
+	<nlog xmlns="http://www.nlog-project.org/schemas/NLog.xsd"
+        xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+        autoReload="true" internalLogLevel="Info">
+
+		<targets>
+			<target xsi:type="File" name="tofile" fileName="${basedir}/${shortdate}.log" />
+		</targets>
+
+		<rules>
+			<logger name="*" minlevel="Debug" writeTo="tofile" />
+		</rules>
+	</nlog>
+</configuration>

Confectionery/ConfectioneryBusinessLogic/BusinessLogics/IngredientLogic.cs

@@ -0,0 +1,118 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using ConfectioneryContracts.BindingModels;
+using ConfectioneryContracts.BusinessLogicsContracts;
+using ConfectioneryContracts.SearchModels;
+using ConfectioneryContracts.StoragesContracts;
+using ConfectioneryContracts.ViewModels;
+using Microsoft.Extensions.Logging;
+
+namespace ConfectioneryBusinessLogic.BusinessLogics
+{
+    public class IngredientLogic : IIngredientLogic
+    {
+        private readonly ILogger _logger;
+        private readonly IIngredientStorage _ingredientStorage;
+
+        public IngredientLogic(ILogger<IngredientLogic> logger, IIngredientStorage ingredientStorage)
+        {
+            _logger = logger;
+            _ingredientStorage = ingredientStorage;
+        }
+
+        public List<IngredientViewModel>? ReadList(IngredientSearchModel? model)
+        {
+            _logger.LogInformation("ReadList. IngredientName:{IngredientName}. Id:{Id}", model?.IngredientName, model?.Id);
+            var list = model == null ? _ingredientStorage.GetFullList() : _ingredientStorage.GetFilteredList(model);
+            if (list == null)
+            {
+                _logger.LogWarning("ReadList return null list");
+                return null;
+            }
+            _logger.LogInformation("ReadList. Count:{Count}", list.Count);
+            return list;
+        }
+
+        public IngredientViewModel? ReadElement(IngredientSearchModel model)
+        {
+            if (model == null)
+            {
+                throw new ArgumentNullException(nameof(model));
+            }
+            _logger.LogInformation("ReadElement. IngredientName:{IngredientName}. Id:{Id}", model.IngredientName, model.Id);
+            var element = _ingredientStorage.GetElement(model);
+            if (element == null)
+            {
+                _logger.LogWarning("ReadElement element not found");
+                return null;
+            }
+            _logger.LogInformation("ReadElement find. Id:{Id}", element.Id);
+            return element;
+        }
+
+        public bool Create (IngredientBindingModel model)
+        {
+            CheckModel(model);
+            if (_ingredientStorage.Insert(model) == null)
+            {
+                _logger.LogWarning("Insert operation failed");
+                return false;
+            }
+            return true;
+        }
+
+        public bool Update(IngredientBindingModel model)
+        {
+            CheckModel(model);
+            if (_ingredientStorage.Update(model) == null)
+            {
+                _logger.LogWarning("Update operation failed");
+                return false;
+            }
+            return true;
+        }
+        public bool Delete(IngredientBindingModel model)
+        {
+            CheckModel(model, false);
+            _logger.LogInformation("Delete. Id:{Id}", model.Id);
+            if (_ingredientStorage.Delete(model) == null)
+            {
+                _logger.LogWarning("Delete operation failed");
+                return false;
+            }
+            return true;
+        }
+
+        private void CheckModel(IngredientBindingModel model, bool withParams = true)
+        {
+            if (model == null)
+            {
+                throw new ArgumentNullException(nameof(model));
+            }
+            if (!withParams)
+            {
+                return;
+            }
+            if (string.IsNullOrEmpty(model.IngredientName))
+            {
+                throw new ArgumentNullException("Нет названия компонента", nameof(model.IngredientName));
+            }
+            if (model.Cost <= 0)
+            {
+                throw new ArgumentNullException("Цена ингредиента должна быть больше 0", nameof(model.Cost));
+            }
+            _logger.LogInformation("Ingredient. IngredietnName:{IngredientName}. Cost:{Cost}. Id:{Id}", model.IngredientName, model.Cost, model.Id);
+            var element = _ingredientStorage.GetElement(new IngredientSearchModel
+            {
+                IngredientName = model.IngredientName
+            });
+            if (element != null && element.Id != model.Id)
+            {
+                throw new InvalidOperationException("Ингредиент с таким названием уже есть");
+            }
+        }
+    }
+}

Confectionery/ConfectioneryBusinessLogic/BusinessLogics/OrderLogic.cs

@@ -0,0 +1,154 @@
+using ConfectioneryContracts.BindingModels;
+using ConfectioneryContracts.BusinessLogicsContracts;
+using ConfectioneryContracts.SearchModels;
+using ConfectioneryContracts.StoragesContracts;
+using ConfectioneryContracts.ViewModels;
+using ConfectioneryDataModels.Enums;
+using Microsoft.Extensions.Logging;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryBusinessLogic.BusinessLogics
+{
+    public class OrderLogic : IOrderLogic
+    {
+        private readonly ILogger _logger;
+        private readonly IOrderStorage _orderStorage;
+        private readonly IShopStorage _shopStorage;
+
+        public OrderLogic(ILogger<OrderLogic> logger, IOrderStorage orderStorage, IShopStorage shopStorage)
+        {
+            _logger = logger;
+            _orderStorage = orderStorage;
+            _shopStorage = shopStorage;
+        }
+
+        public bool CreateOrder(OrderBindingModel model)
+        {
+            CheckModel(model);
+            if (model.Status != OrderStatus.Неизвестен) return false;
+            model.Status = OrderStatus.Принят;
+            if (_orderStorage.Insert(model) == null)
+            {
+                _logger.LogWarning("Insert operation failed");
+                return false;
+            }
+            return true;
+        }
+
+        public bool DeliveryOrder(OrderBindingModel model)
+        {
+            CheckModel(model, false);
+            var element = _orderStorage.GetElement(new OrderSearchModel
+            {
+                Id = model.Id
+            });
+            if (element == null)
+            {
+                _logger.LogWarning("Read operation failed");
+                return false;
+            }
+            if (element.Status != OrderStatus.Готов)
+            {
+                _logger.LogWarning("Status change operation failed");
+                throw new InvalidOperationException("Заказ должен быть переведен в статус готовности перед выдачей!");
+            }
+
+            model.Status = OrderStatus.Выдан;
+            model.DateImplement = DateTime.Now;
+            _orderStorage.Update(model);
+            return true;
+        }
+
+        public bool FinishOrder(OrderBindingModel model)
+        {
+            CheckModel(model, false);
+            var element = _orderStorage.GetElement(new OrderSearchModel
+            {
+                Id = model.Id
+            });
+            if (element == null)
+            {
+                _logger.LogWarning("Read operation failed");
+                return false;
+            }
+            if (element.Status != OrderStatus.Выполняется)
+            {
+                _logger.LogWarning("Status change operation failed");
+                throw new InvalidOperationException("Заказ должен быть переведен в статус выполнения перед готовностью!");
+            }
+            bool hasFreeSpace = _shopStorage.Supply(element.PastryId, element.Count);
+            if (!hasFreeSpace) throw new InvalidOperationException("В магазинах недостаточно места, чтобы вместить данный заказ!");
+            model.Status = OrderStatus.Готов;
+            _orderStorage.Update(model);
+            return true;
+        }
+
+        public List<OrderViewModel>? ReadList(OrderSearchModel? model)
+        {
+            _logger.LogInformation("ReadList. Id:{Id}", model?.Id);
+            var list = model == null ? _orderStorage.GetFullList() : _orderStorage.GetFilteredList(model);
+            if (list == null)
+            {
+                _logger.LogWarning("ReadList return null list");
+                return null;
+            }
+            _logger.LogInformation("ReadList. Count:{Count}", list.Count);
+            return list;
+        }
+
+        public bool TakeOrderInWork(OrderBindingModel model)
+        {
+            CheckModel(model, false);
+            var element = _orderStorage.GetElement(new OrderSearchModel
+            {
+                Id = model.Id
+            });
+            if (element == null)
+            {
+                _logger.LogWarning("Read operation failed");
+                return false;
+            }
+            if (element.Status != OrderStatus.Принят)
+            {
+                _logger.LogWarning("Status change operation failed");
+                throw new InvalidOperationException("Заказ должен быть переведен в статус принятого перед его выполнением!");
+            }
+            model.Status = OrderStatus.Выполняется;
+            _orderStorage.Update(model);
+            return true;
+        }
+
+        private void CheckModel(OrderBindingModel model, bool withParams = true)
+        {
+            if (model == null)
+            {
+                throw new ArgumentNullException(nameof(model));
+            }
+            if (!withParams)
+            {
+                return;
+            }
+            if (model.Sum <= 0)
+            {
+                throw new ArgumentNullException("Сумма заказа должна быть больше 0", nameof(model.Sum));
+            }
+            if (model.Count <= 0)
+            {
+                throw new ArgumentNullException("Количество изделий должно быть больше 0", nameof(model.Count));
+            }
+            _logger.LogInformation("Order. Sum:{Sum}. Id:{Id}", model.Sum, model.Id);
+            var element = _orderStorage.GetElement(new OrderSearchModel
+            {
+                Id = model.Id
+            });
+            if (element != null && element.Id != model.Id)
+            {
+                throw new InvalidOperationException("Заказ с таким ID уже существует");
+            }
+        }
+    }
+}

Confectionery/ConfectioneryBusinessLogic/BusinessLogics/PastryLogic.cs

@@ -0,0 +1,122 @@
+using ConfectioneryContracts.BindingModels;
+using ConfectioneryContracts.BusinessLogicsContracts;
+using ConfectioneryContracts.SearchModels;
+using ConfectioneryContracts.StoragesContracts;
+using ConfectioneryContracts.ViewModels;
+using Microsoft.Extensions.Logging;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryBusinessLogic.BusinessLogics
+{
+    public class PastryLogic : IPastryLogic
+    {
+        private readonly ILogger _logger;
+        private readonly IPastryStorage _pastryStorage;
+
+        public PastryLogic(ILogger<IngredientLogic> logger, IPastryStorage pastryStorage)
+        {
+            _logger = logger;
+            _pastryStorage = pastryStorage;
+        }
+
+        public List<PastryViewModel>? ReadList(PastrySearchModel? model)
+        {
+            _logger.LogInformation("ReadList. PastryName:{PastryName}. Id:{Id}", model?.PastryName, model?.Id);
+            var list = model == null ? _pastryStorage.GetFullList() : _pastryStorage.GetFilteredList(model);
+            if (list == null)
+            {
+                _logger.LogWarning("ReadList return null list");
+                return null;
+            }
+            _logger.LogInformation("ReadList. Count:{Count}", list.Count);
+            return list;
+        }
+
+        public PastryViewModel? ReadElement(PastrySearchModel model)
+        {
+            if (model == null)
+            {
+                throw new ArgumentNullException(nameof(model));
+            }
+            _logger.LogInformation("ReadElement. PastryName:{PastryName}. Id:{Id}", model.PastryName, model.Id);
+            var element = _pastryStorage.GetElement(model);
+            if (element == null)
+            {
+                _logger.LogWarning("ReadElement element not found");
+                return null;
+            }
+            _logger.LogInformation("ReadElement find. Id:{Id}", element.Id);
+            return element;
+        }
+
+        public bool Create(PastryBindingModel model)
+        {
+            CheckModel(model);
+            if (_pastryStorage.Insert(model) == null)
+            {
+                _logger.LogWarning("Insert operation failed");
+                return false;
+            }
+            return true;
+        }
+
+        public bool Update(PastryBindingModel model)
+        {
+            CheckModel(model);
+            if (_pastryStorage.Update(model) == null)
+            {
+                _logger.LogWarning("Update operation failed");
+                return false;
+            }
+            return true;
+        }
+        public bool Delete(PastryBindingModel model)
+        {
+            CheckModel(model, false);
+            _logger.LogInformation("Delete. Id:{Id}", model.Id);
+            if (_pastryStorage.Delete(model) == null)
+            {
+                _logger.LogWarning("Delete operation failed");
+                return false;
+            }
+            return true;
+        }
+
+        private void CheckModel(PastryBindingModel model, bool withParams = true)
+        {
+            if (model == null)
+            {
+                throw new ArgumentNullException(nameof(model));
+            }
+            if (!withParams)
+            {
+                return;
+            }
+            if (string.IsNullOrEmpty(model.PastryName))
+            {
+                throw new ArgumentNullException("Нет названия изделия", nameof(model.PastryName));
+            }
+            if (model.Price <= 0)
+            {
+                throw new ArgumentNullException("Цена изделия должна быть больше 0", nameof(model.Price));
+            }
+            if (model.PastryIngredients == null || model.PastryIngredients.Count == 0)
+            {
+                throw new ArgumentNullException("Нет ингредиентов изделия", nameof(model.PastryIngredients));
+            }
+            _logger.LogInformation("Pastry. PastryName:{PastryName}. Cost:{Cost}. Id:{Id}", model.PastryName, model.Price, model.Id);
+            var element = _pastryStorage.GetElement(new PastrySearchModel
+            {
+                PastryName = model.PastryName
+            });
+            if (element != null && element.Id != model.Id)
+            {
+                throw new InvalidOperationException("Изделие с таким названием уже есть");
+            }
+        }
+    }
+}

Confectionery/ConfectioneryBusinessLogic/BusinessLogics/ShopLogic.cs

@@ -0,0 +1,170 @@
+using ConfectioneryContracts.BindingModels;
+using ConfectioneryContracts.BusinessLogicsContracts;
+using ConfectioneryContracts.SearchModels;
+using ConfectioneryContracts.StoragesContracts;
+using ConfectioneryContracts.ViewModels;
+using ConfectioneryDataModels.Models;
+using Microsoft.Extensions.Logging;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Reflection;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryBusinessLogic.BusinessLogics
+{
+    public class ShopLogic : IShopLogic
+    {
+        private readonly ILogger _logger;
+        private readonly IShopStorage _shopStorage;
+
+        public ShopLogic(ILogger<ShopLogic> logger, IShopStorage shopStorage)
+        {
+            _logger = logger;
+            _shopStorage = shopStorage;
+        }
+
+        public List<ShopViewModel>? ReadList(ShopSearchModel? model)
+        {
+            _logger.LogInformation("ReadList. ShopName:{ShopName}. Id:{Id}", model?.ShopName, model?.Id);
+            var list = model == null ? _shopStorage.GetFullList() : _shopStorage.GetFilteredList(model);
+            if (list == null)
+            {
+                _logger.LogWarning("ReadList return null list");
+                return null;
+            }
+            _logger.LogInformation("ReadList. Count:{Count}", list.Count);
+            return list;
+        }
+
+        public ShopViewModel? ReadElement(ShopSearchModel model)
+        {
+            if (model == null)
+            {
+                throw new ArgumentNullException(nameof(model));
+            }
+            _logger.LogInformation("ReadElement. ShopName:{ShopName}. Id:{Id}", model.ShopName, model.Id);
+            var element = _shopStorage.GetElement(model);
+            if (element == null)
+            {
+                _logger.LogWarning("ReadElement element not found");
+                return null;
+            }
+            _logger.LogInformation("ReadElement find. Id:{Id}", element.Id);
+            return element;
+        }
+
+        public bool Create(ShopBindingModel model)
+        {
+            CheckModel(model);
+            if (_shopStorage.Insert(model) == null)
+            {
+                _logger.LogWarning("Insert operation failed");
+                return false;
+            }
+            return true;
+        }
+
+        public bool Update(ShopBindingModel model)
+        {
+            CheckModel(model);
+            if (_shopStorage.Update(model) == null)
+            {
+                _logger.LogWarning("Update operation failed");
+                return false;
+            }
+            return true;
+        }
+        public bool Delete(ShopBindingModel model)
+        {
+            CheckModel(model, false);
+            _logger.LogInformation("Delete. Id:{Id}", model.Id);
+            if (_shopStorage.Delete(model) == null)
+            {
+                _logger.LogWarning("Delete operation failed");
+                return false;
+            }
+            return true;
+        }
+
+        private void CheckModel(ShopBindingModel model, bool withParams = true)
+        {
+            if (model == null)
+            {
+                throw new ArgumentNullException(nameof(model));
+            }
+            if (!withParams)
+            {
+                return;
+            }
+            if (string.IsNullOrEmpty(model.ShopName))
+            {
+                throw new ArgumentNullException("Нет названия иагазина", nameof(model.ShopName));
+            }
+            if (string.IsNullOrEmpty(model.ShopAdress))
+            {
+                throw new ArgumentNullException("Нет адресса иагазина", nameof(model.ShopAdress));
+            }
+            if (model.PastryCapacity <= 0)
+            {
+                throw new InvalidOperationException("Вместимоcть должна быть больше 0");
+            }
+            _logger.LogInformation("Shop. ShopName:{ShopName}. Id:{Id}", model.ShopName, model.Id);
+            var element = _shopStorage.GetElement(new ShopSearchModel
+            {
+                ShopName = model.ShopName
+            });
+            if (element != null && element.Id != model.Id)
+            {
+                throw new InvalidOperationException("Магазин с таким названием уже есть");
+            }
+        }
+
+        public bool DeliverPastryToShop(ShopBindingModel shopModel, IPastryModel pastryModel, int count)
+        {
+            CheckModel(shopModel, false);
+            if (pastryModel == null)
+            {
+                throw new ArgumentNullException(nameof(pastryModel));
+            }
+            if (count <= 0)
+            {
+                throw new ArgumentNullException("Количество изделий в поставке должно быть больше нуля!");
+            }
+            var element = _shopStorage.GetElement(new ShopSearchModel
+            {
+                Id = shopModel.Id
+            });
+            if (element == null)
+            {
+                _logger.LogWarning("Read operation failed");
+                return false;
+            }
+            _logger.LogInformation("Delivery. ShopName:{ShopName}. Id:{Id}. PastryName:{PastryName}. Count:{count}", element.ShopName, element.Id, pastryModel.PastryName, count);
+            if (element.ShopPastries.TryGetValue(pastryModel.Id, out var shopPastry))
+            {
+                element.ShopPastries[pastryModel.Id] = (pastryModel, shopPastry.Item2 + count);
+            }
+            else
+            {
+                element.ShopPastries.Add(pastryModel.Id, (pastryModel, count));
+            }
+            _shopStorage.Update(new ShopBindingModel
+            {
+                Id = element.Id,
+                ShopName = element.ShopName,
+                ShopAdress = element.ShopAdress,
+                OpeningDate = element.OpeningDate,
+                ShopPastries = element.ShopPastries,
+                PastryCapacity = element.PastryCapacity
+            });
+            return true;
+        }
+
+        public bool Sell(int pastryId, int count)
+        {
+            return _shopStorage.Sell(pastryId, count);
+        }
+    }
+}

Confectionery/ConfectioneryBusinessLogic/ConfectioneryBusinessLogic.csproj

@@ -0,0 +1,17 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net6.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="7.0.0" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\ConfectioneryContracts\ConfectioneryContracts.csproj" />
+  </ItemGroup>
+
+</Project>

Confectionery/ConfectioneryContracts/BindingModels/IngredientBindingModel.cs

@@ -0,0 +1,17 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using ConfectioneryDataModels.Models;
+
+namespace ConfectioneryContracts.BindingModels
+{
+    public class IngredientBindingModel : IIngredientModel
+    {
+        public int Id { get; set; }
+        public string IngredientName { get; set; } = string.Empty;
+        public double Cost { get; set; }
+
+    }
+}

Confectionery/ConfectioneryContracts/BindingModels/OrderBindingModel.cs

@@ -0,0 +1,21 @@
+using ConfectioneryDataModels.Enums;
+using ConfectioneryDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryContracts.BindingModels
+{
+    public class OrderBindingModel : IOrderModel
+    {
+        public int Id { get; set; }
+        public int PastryId { get; set; }
+        public int Count { get; set; }
+        public double Sum { get; set; }
+        public OrderStatus Status { get; set; } = OrderStatus.Неизвестен;
+        public DateTime DateCreate { get; set; } = DateTime.Now;
+        public DateTime? DateImplement { get; set; }
+    }
+}

Confectionery/ConfectioneryContracts/BindingModels/PastryBindingModel.cs

@@ -0,0 +1,21 @@
+using ConfectioneryDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryContracts.BindingModels
+{
+    public class PastryBindingModel : IPastryModel
+    {
+        public int Id { get; set; }
+        public string PastryName { get; set; } = string.Empty;
+        public double Price { get; set; }
+        public Dictionary<int, (IIngredientModel, int)> PastryIngredients
+        {
+            get;
+            set;
+        } = new();
+    }
+}

Confectionery/ConfectioneryContracts/BindingModels/ShopBindingModel.cs

@@ -0,0 +1,23 @@
+using ConfectioneryDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryContracts.BindingModels
+{
+    public class ShopBindingModel : IShopModel
+    {
+        public int Id { get; set; }
+        public string ShopName { get; set; } = string.Empty;
+        public string ShopAdress { get; set; } = string.Empty;
+        public int PastryCapacity { get; set; }
+        public DateTime OpeningDate { get; set; }
+        public Dictionary<int, (IPastryModel, int)> ShopPastries
+        {
+            get;
+            set;
+        } = new();
+    }
+}

Confectionery/ConfectioneryContracts/BusinessLogicsContracts/IIngredientLogic.cs

@@ -0,0 +1,20 @@
+using ConfectioneryContracts.BindingModels;
+using ConfectioneryContracts.SearchModels;
+using ConfectioneryContracts.ViewModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryContracts.BusinessLogicsContracts
+{
+    public interface IIngredientLogic
+    {
+        List<IngredientViewModel>? ReadList(IngredientSearchModel? model);
+        IngredientViewModel? ReadElement(IngredientSearchModel model);
+        bool Create(IngredientBindingModel model);
+        bool Update(IngredientBindingModel model);
+        bool Delete(IngredientBindingModel model);
+    }
+}

Confectionery/ConfectioneryContracts/BusinessLogicsContracts/IOrderLogic.cs

@@ -0,0 +1,21 @@
+using ConfectioneryContracts.BindingModels;
+using ConfectioneryContracts.SearchModels;
+using ConfectioneryContracts.ViewModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryContracts.BusinessLogicsContracts
+{
+    public interface IOrderLogic
+    {
+        List<OrderViewModel>? ReadList(OrderSearchModel? model);
+        bool CreateOrder(OrderBindingModel model);
+        bool TakeOrderInWork(OrderBindingModel model);
+        bool FinishOrder(OrderBindingModel model);
+        bool DeliveryOrder(OrderBindingModel model);
+
+    }
+}

Confectionery/ConfectioneryContracts/BusinessLogicsContracts/IPastryLogic.cs

@@ -0,0 +1,20 @@
+using ConfectioneryContracts.BindingModels;
+using ConfectioneryContracts.SearchModels;
+using ConfectioneryContracts.ViewModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryContracts.BusinessLogicsContracts
+{
+    public interface IPastryLogic
+    {
+        List<PastryViewModel>? ReadList(PastrySearchModel? model);
+        PastryViewModel? ReadElement(PastrySearchModel model);
+        bool Create(PastryBindingModel model);
+        bool Update(PastryBindingModel model);
+        bool Delete(PastryBindingModel model);
+    }
+}

Confectionery/ConfectioneryContracts/BusinessLogicsContracts/IShopLogic.cs

@@ -0,0 +1,23 @@
+using ConfectioneryContracts.BindingModels;
+using ConfectioneryContracts.SearchModels;
+using ConfectioneryContracts.ViewModels;
+using ConfectioneryDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryContracts.BusinessLogicsContracts
+{
+    public interface IShopLogic
+    {
+        List<ShopViewModel>? ReadList(ShopSearchModel? model);
+        ShopViewModel? ReadElement(ShopSearchModel model);
+        bool Create(ShopBindingModel model);
+        bool Update(ShopBindingModel model);
+        bool Delete(ShopBindingModel model);
+        bool DeliverPastryToShop(ShopBindingModel shopModel, IPastryModel pastryModel, int count);
+        bool Sell(int pastryId, int count);
+    }
+}

Confectionery/ConfectioneryContracts/ConfectioneryContracts.csproj

@@ -0,0 +1,13 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net6.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\ConfectioneryDataModels\ConfectioneryDataModels.csproj" />
+  </ItemGroup>
+
+</Project>

Confectionery/ConfectioneryContracts/SearchModels/IngredientSearchModel.cs

@@ -0,0 +1,15 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryContracts.SearchModels
+{
+    public class IngredientSearchModel
+    {
+        public int? Id { get; set; }
+        public string? IngredientName { get; set; }
+
+    }
+}

Confectionery/ConfectioneryContracts/SearchModels/OrderSearchModel.cs

@@ -0,0 +1,14 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryContracts.SearchModels
+{
+    public class OrderSearchModel
+    {
+        public int? Id { get; set; }
+
+    }
+}

Confectionery/ConfectioneryContracts/SearchModels/PastrySearchModel.cs

@@ -0,0 +1,14 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryContracts.SearchModels
+{
+    public class PastrySearchModel
+    {
+        public int? Id { get; set; }
+        public string? PastryName { get; set; }
+    }
+}

Confectionery/ConfectioneryContracts/SearchModels/ShopSearchModel.cs

@@ -0,0 +1,14 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryContracts.SearchModels
+{
+    public class ShopSearchModel
+    {
+        public int? Id { get; set; }
+        public string? ShopName { get; set; }
+    }
+}

Confectionery/ConfectioneryContracts/StoragesContracts/IIngredientStorage.cs

@@ -0,0 +1,22 @@
+using ConfectioneryContracts.BindingModels;
+using ConfectioneryContracts.SearchModels;
+using ConfectioneryContracts.ViewModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryContracts.StoragesContracts
+{
+    public interface IIngredientStorage
+    {
+        List<IngredientViewModel> GetFullList();
+        List<IngredientViewModel> GetFilteredList(IngredientSearchModel model);
+        IngredientViewModel? GetElement(IngredientSearchModel model);
+        IngredientViewModel? Insert(IngredientBindingModel model);
+        IngredientViewModel? Update(IngredientBindingModel model);
+        IngredientViewModel? Delete(IngredientBindingModel model);
+
+    }
+}

Confectionery/ConfectioneryContracts/StoragesContracts/IOrderStorage.cs

@@ -0,0 +1,21 @@
+using ConfectioneryContracts.BindingModels;
+using ConfectioneryContracts.SearchModels;
+using ConfectioneryContracts.ViewModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryContracts.StoragesContracts
+{
+    public interface IOrderStorage
+    {
+        List<OrderViewModel> GetFullList();
+        List<OrderViewModel> GetFilteredList(OrderSearchModel model);
+        OrderViewModel? GetElement(OrderSearchModel model);
+        OrderViewModel? Insert(OrderBindingModel model);
+        OrderViewModel? Update(OrderBindingModel model);
+        OrderViewModel? Delete(OrderBindingModel model);
+    }
+}

Confectionery/ConfectioneryContracts/StoragesContracts/IPastryStorage.cs

@@ -0,0 +1,22 @@
+using ConfectioneryContracts.BindingModels;
+using ConfectioneryContracts.SearchModels;
+using ConfectioneryContracts.ViewModels;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryContracts.StoragesContracts
+{
+    public interface IPastryStorage
+    {
+        List<PastryViewModel> GetFullList();
+        List<PastryViewModel> GetFilteredList(PastrySearchModel model);
+        PastryViewModel? GetElement(PastrySearchModel model);
+        PastryViewModel? Insert(PastryBindingModel model);
+        PastryViewModel? Update(PastryBindingModel model);
+        PastryViewModel? Delete(PastryBindingModel model);
+
+    }
+}

Confectionery/ConfectioneryContracts/StoragesContracts/IShopStorage.cs

@@ -0,0 +1,24 @@
+using ConfectioneryContracts.BindingModels;
+using ConfectioneryContracts.SearchModels;
+using ConfectioneryContracts.ViewModels;
+using ConfectioneryDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryContracts.StoragesContracts
+{
+    public interface IShopStorage
+    {
+        List<ShopViewModel> GetFullList();
+        List<ShopViewModel> GetFilteredList(ShopSearchModel model);
+        ShopViewModel? GetElement(ShopSearchModel model);
+        ShopViewModel? Insert(ShopBindingModel model);
+        ShopViewModel? Update(ShopBindingModel model);
+        ShopViewModel? Delete(ShopBindingModel model);
+        bool Supply(int pastryId, int count);
+        bool Sell(int pastryId, int count);
+    }
+}

Confectionery/ConfectioneryContracts/ViewModels/IngredientViewModel.cs

@@ -0,0 +1,20 @@
+using ConfectioneryDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryContracts.ViewModels
+{
+    public class IngredientViewModel : IIngredientModel
+    {
+        public int Id { get; set; }
+        [DisplayName("Название ингредиента")]
+        public string IngredientName { get; set; } = string.Empty;
+        [DisplayName("Цена")]
+        public double Cost { get; set; }
+
+    }
+}

Confectionery/ConfectioneryContracts/ViewModels/OrderViewModel.cs

@@ -0,0 +1,30 @@
+using ConfectioneryDataModels.Enums;
+using ConfectioneryDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryContracts.ViewModels
+{
+    public class OrderViewModel : IOrderModel
+    {
+        [DisplayName("Номер")]
+        public int Id { get; set; }
+        public int PastryId { get; set; }
+        [DisplayName("Кондитерское изделие")]
+        public string PastryName { get; set; } = string.Empty;
+        [DisplayName("Количество")]
+        public int Count { get; set; }
+        [DisplayName("Сумма")]
+        public double Sum { get; set; }
+        [DisplayName("Статус")]
+        public OrderStatus Status { get; set; } = OrderStatus.Неизвестен;
+        [DisplayName("Дата создания")]
+        public DateTime DateCreate { get; set; } = DateTime.Now;
+        [DisplayName("Дата выполнения")]
+        public DateTime? DateImplement { get; set; }
+    }
+}

Confectionery/ConfectioneryContracts/ViewModels/PastryViewModel.cs

@@ -0,0 +1,24 @@
+using ConfectioneryDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryContracts.ViewModels
+{
+    public class PastryViewModel : IPastryModel
+    {
+        public int Id { get; set; }
+        [DisplayName("Название кондитерского изделия")]
+        public string PastryName { get; set; } = string.Empty;
+        [DisplayName("Цена")]
+        public double Price { get; set; }
+        public Dictionary<int, (IIngredientModel, int)> PastryIngredients
+        {
+            get;
+            set;
+        } = new();
+    }
+}

Confectionery/ConfectioneryContracts/ViewModels/ShopViewModel.cs

@@ -0,0 +1,28 @@
+using ConfectioneryDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryContracts.ViewModels
+{
+    public class ShopViewModel : IShopModel
+    {
+        public int Id { get; set; }
+        [DisplayName("Название магазина")]
+        public string ShopName { get; set; } = String.Empty;
+        [DisplayName("Адресс магазина")]
+        public string ShopAdress { get; set; } = String.Empty;
+        [DisplayName("Дата открытия")]
+        public DateTime OpeningDate { get; set; }
+        [DisplayName("Макс. вместимость")]
+        public int PastryCapacity { get; set; }
+        public Dictionary<int, (IPastryModel, int)> ShopPastries
+        {
+            get;
+            set;
+        } = new();
+    }
+}

Confectionery/ConfectioneryDataModels/ConfectioneryDataModels.csproj

@@ -0,0 +1,9 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net6.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+</Project>

Confectionery/ConfectioneryDataModels/Enums/OrderStatus.cs

@@ -0,0 +1,11 @@
+namespace ConfectioneryDataModels.Enums
+{
+    public enum OrderStatus
+    {
+        Неизвестен = -1,
+        Принят = 0,
+        Выполняется = 1,
+        Готов = 2,
+        Выдан = 3
+    }
+}

Confectionery/ConfectioneryDataModels/IId.cs

@@ -0,0 +1,13 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryDataModels
+{
+    public interface IId
+    {
+        int Id { get; }
+    }
+}

Confectionery/ConfectioneryDataModels/Models/IIngredientModel.cs

@@ -0,0 +1,14 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryDataModels.Models
+{
+    public interface IIngredientModel : IId
+    {
+        string IngredientName { get; }
+        double Cost { get; }
+    }
+}

Confectionery/ConfectioneryDataModels/Models/IOrderModel.cs

@@ -0,0 +1,20 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using ConfectioneryDataModels.Enums;
+
+namespace ConfectioneryDataModels.Models
+{
+    public interface IOrderModel : IId
+    {
+        int PastryId { get; }
+        int Count { get; }
+        double Sum { get; }
+        OrderStatus Status { get; }
+        DateTime DateCreate { get; }
+        DateTime? DateImplement { get; }
+
+    }
+}

Confectionery/ConfectioneryDataModels/Models/IPastryModel.cs

@@ -0,0 +1,15 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryDataModels.Models
+{
+    public interface IPastryModel : IId
+    {
+        string PastryName { get; }
+        double Price { get; }
+        Dictionary<int, (IIngredientModel, int)> PastryIngredients { get; }
+    }
+}

Confectionery/ConfectioneryDataModels/Models/IShopModel.cs

@@ -0,0 +1,17 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryDataModels.Models
+{
+    public interface IShopModel : IId
+    {
+        string ShopName { get; }
+        string ShopAdress { get; }
+        int PastryCapacity { get; }
+        DateTime OpeningDate { get; }
+        Dictionary<int, (IPastryModel, int)> ShopPastries { get; }
+    }
+}

Confectionery/ConfectioneryFileImplements/ConfectioneryFileImplement.csproj

@@ -0,0 +1,14 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net6.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\ConfectioneryContracts\ConfectioneryContracts.csproj" />
+    <ProjectReference Include="..\ConfectioneryDataModels\ConfectioneryDataModels.csproj" />
+  </ItemGroup>
+
+</Project>

Confectionery/ConfectioneryFileImplements/DataFileSingleton.cs

@@ -0,0 +1,58 @@
+using ConfectioneryFileImplement.Models;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Xml.Linq;
+
+namespace ConfectioneryFileImplement
+{
+    public class DataFileSingleton
+    {
+        private static DataFileSingleton? instance;
+        private readonly string IngredientFileName = "Ingredient.xml";
+        private readonly string OrderFileName = "Order.xml";
+        private readonly string PastryFileName = "Pastry.xml";
+        private readonly string ShopFileName = "Shop.xml";
+        public List<Ingredient> Ingredients { get; private set; }
+        public List<Order> Orders { get; private set; }
+        public List<Pastry> Pastries { get; private set; }
+        public List<Shop> Shops { get; private set; }
+        public static DataFileSingleton GetInstance()
+        {
+            if (instance == null)
+            {
+                instance = new DataFileSingleton();
+            }
+            return instance;
+        }
+        public void SaveIngredients() => SaveData(Ingredients, IngredientFileName, "Ingredients", x => x.GetXElement);
+        public void SavePastries() => SaveData(Pastries, PastryFileName, "Pastries", x => x.GetXElement);
+        public void SaveOrders() => SaveData(Orders, OrderFileName, "Orders", x => x.GetXElement);
+        public void SaveShops() => SaveData(Shops, ShopFileName, "Shops", x => x.GetXElement);
+        private DataFileSingleton()
+        {
+            Ingredients = LoadData(IngredientFileName, "Ingredient", x => Ingredient.Create(x)!)!;
+            Pastries = LoadData(PastryFileName, "Pastry", x => Pastry.Create(x)!)!;
+            Orders = LoadData(OrderFileName, "Order", x => Order.Create(x)!)!;
+            Shops = LoadData(ShopFileName, "Shop", x => Shop.Create(x)!)!;
+        }
+        private static List<T>? LoadData<T>(string filename, string xmlNodeName, Func<XElement, T> selectFunction)
+        {
+            if (File.Exists(filename))
+            {
+                return XDocument.Load(filename)?.Root?.Elements(xmlNodeName)?.Select(selectFunction)?.ToList();
+            }
+            return new List<T>();
+        }
+        private static void SaveData<T>(List<T> data, string filename, string xmlNodeName, Func<T, XElement> selectFunction)
+        {
+            if (data != null)
+            {
+                new XDocument(new XElement(xmlNodeName, data.Select(selectFunction).ToArray())).Save(filename);
+            }
+        }
+    }
+}

Confectionery/ConfectioneryFileImplements/Implements/IngredientStorage.cs

@@ -0,0 +1,86 @@
+using ConfectioneryContracts.BindingModels;
+using ConfectioneryContracts.SearchModels;
+using ConfectioneryContracts.StoragesContracts;
+using ConfectioneryContracts.ViewModels;
+using ConfectioneryFileImplement.Models;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryFileImplement.Implements
+{
+    public class IngredientStorage : IIngredientStorage
+    {
+        private readonly DataFileSingleton source;
+        public IngredientStorage()
+        {
+            source = DataFileSingleton.GetInstance();
+        }
+        public List<IngredientViewModel> GetFullList()
+        {
+            return source.Ingredients
+            .Select(x => x.GetViewModel)
+            .ToList();
+        }
+        public List<IngredientViewModel> GetFilteredList(IngredientSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.IngredientName))
+            {
+                return new();
+            }
+            return source.Ingredients
+            .Where(x => x.IngredientName.Contains(model.IngredientName))
+            .Select(x => x.GetViewModel)
+            .ToList();
+        }
+        public IngredientViewModel? GetElement(IngredientSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.IngredientName) && !model.Id.HasValue)
+            {
+                return null;
+            }
+            return source.Ingredients
+            .FirstOrDefault(x => (!string.IsNullOrEmpty(model.IngredientName) && x.IngredientName == model.IngredientName) ||
+            (model.Id.HasValue && x.Id == model.Id))
+            ?.GetViewModel;
+        }
+
+        public IngredientViewModel? Insert(IngredientBindingModel model)
+        {
+            model.Id = source.Ingredients.Count > 0 ? source.Ingredients.Max(x => x.Id) + 1 : 1;
+            var newIngredient = Ingredient.Create(model);
+            if (newIngredient == null)
+            {
+                return null;
+            }
+            source.Ingredients.Add(newIngredient);
+            source.SaveIngredients();
+            return newIngredient.GetViewModel;
+        }
+        public IngredientViewModel? Update(IngredientBindingModel model)
+        {
+            var ingredient = source.Ingredients.FirstOrDefault(x => x.Id == model.Id);
+            if (ingredient == null)
+            {
+                return null;
+            }
+            ingredient.Update(model);
+            source.SaveIngredients();
+            return ingredient.GetViewModel;
+        }
+        public IngredientViewModel? Delete(IngredientBindingModel model)
+        {
+            var element = source.Ingredients.FirstOrDefault(x => x.Id == model.Id);
+            if (element != null)
+            {
+                source.Ingredients.Remove(element);
+                source.SaveIngredients();
+                return element.GetViewModel;
+            }
+            return null;
+        }
+    }
+}

Confectionery/ConfectioneryFileImplements/Implements/OrderStorage.cs

@@ -0,0 +1,95 @@
+using ConfectioneryContracts.BindingModels;
+using ConfectioneryContracts.SearchModels;
+using ConfectioneryContracts.StoragesContracts;
+using ConfectioneryContracts.ViewModels;
+using ConfectioneryFileImplement.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryFileImplement.Implements
+{
+    public class OrderStorage : IOrderStorage
+    {
+        private readonly DataFileSingleton source;
+        public OrderStorage()
+        {
+            source = DataFileSingleton.GetInstance();
+        }
+        public List<OrderViewModel> GetFullList()
+        {
+            return source.Orders
+            .Select(x => AccessPastryStorage(x.GetViewModel))
+            .ToList();
+        }
+
+        public List<OrderViewModel> GetFilteredList(OrderSearchModel model)
+        {
+            if (!model.Id.HasValue)
+            {
+                return new();
+            }
+            return source.Orders
+            .Where(x => x.Id == model.Id)
+            .Select(x => AccessPastryStorage(x.GetViewModel))
+            .ToList();
+        }
+
+        public OrderViewModel? GetElement(OrderSearchModel model)
+        {
+            if (!model.Id.HasValue)
+            {
+                return null;
+            }
+            return AccessPastryStorage(source.Orders
+            .FirstOrDefault(x => model.Id.HasValue && x.Id == model.Id)
+            ?.GetViewModel);
+        }
+
+        public OrderViewModel? Insert(OrderBindingModel model)
+        {
+            model.Id = source.Orders.Count > 0 ? source.Orders.Max(x => x.Id) + 1 : 1;
+            var newOrder = Order.Create(model);
+            if (newOrder == null)
+            {
+                return null;
+            }
+            source.Orders.Add(newOrder);
+            source.SaveOrders();
+            return AccessPastryStorage(newOrder.GetViewModel);
+        }
+
+        public OrderViewModel? Update(OrderBindingModel model)
+        {
+            var order = source.Orders.FirstOrDefault(x => x.Id == model.Id);
+            if (order == null)
+            {
+                return null;
+            }
+            order.Update(model);
+            source.SaveOrders();
+            return AccessPastryStorage(order.GetViewModel);
+        }
+
+        public OrderViewModel? Delete(OrderBindingModel model)
+        {
+            var element = source.Orders.FirstOrDefault(x => x.Id == model.Id);
+            if (element != null)
+            {
+                source.Orders.Remove(element);
+                source.SaveOrders();
+                return AccessPastryStorage(element.GetViewModel);
+            }
+            return null;
+        }
+
+        public OrderViewModel AccessPastryStorage(OrderViewModel model)
+        {
+            string? pastryName = source.Pastries.FirstOrDefault(x => x.Id == model?.PastryId)?.PastryName;
+            if (pastryName != null) model.PastryName = pastryName;
+            return model;
+        }
+    }
+}

Confectionery/ConfectioneryFileImplements/Implements/PastryStorage.cs

@@ -0,0 +1,89 @@
+using ConfectioneryContracts.BindingModels;
+using ConfectioneryContracts.SearchModels;
+using ConfectioneryContracts.StoragesContracts;
+using ConfectioneryContracts.ViewModels;
+using ConfectioneryFileImplement.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryFileImplement.Implements
+{
+    public class PastryStorage : IPastryStorage
+    {
+        private readonly DataFileSingleton source;
+        public PastryStorage()
+        {
+            source = DataFileSingleton.GetInstance();
+        }
+        public List<PastryViewModel> GetFullList()
+        {
+            return source.Pastries
+            .Select(x => x.GetViewModel)
+            .ToList();
+        }
+
+        public List<PastryViewModel> GetFilteredList(PastrySearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.PastryName))
+            {
+                return new();
+            }
+            return source.Pastries
+            .Where(x => x.PastryName.Contains(model.PastryName))
+            .Select(x => x.GetViewModel)
+            .ToList();
+        }
+
+        public PastryViewModel? GetElement(PastrySearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.PastryName) && !model.Id.HasValue)
+            {
+                return null;
+            }
+            return source.Pastries
+            .FirstOrDefault(x => (!string.IsNullOrEmpty(model.PastryName) && x.PastryName == model.PastryName) ||
+            (model.Id.HasValue && x.Id == model.Id))
+            ?.GetViewModel;
+        }
+
+        public PastryViewModel? Insert(PastryBindingModel model)
+        {
+            model.Id = source.Pastries.Count > 0 ? source.Pastries.Max(x => x.Id) + 1 : 1;
+            var newPastry = Pastry.Create(model);
+            if (newPastry == null)
+            {
+                return null;
+            }
+            source.Pastries.Add(newPastry);
+            source.SavePastries();
+            return newPastry.GetViewModel;
+        }
+
+        public PastryViewModel? Update(PastryBindingModel model)
+        {
+            var pastry = source.Pastries.FirstOrDefault(x => x.Id == model.Id);
+            if (pastry == null)
+            {
+                return null;
+            }
+            pastry.Update(model);
+            source.SavePastries();
+            return pastry.GetViewModel;
+        }
+
+        public PastryViewModel? Delete(PastryBindingModel model)
+        {
+            var element = source.Pastries.FirstOrDefault(x => x.Id == model.Id);
+            if (element != null)
+            {
+                source.Pastries.Remove(element);
+                source.SavePastries();
+                return element.GetViewModel;
+            }
+            return null;
+        }
+    }
+}

Confectionery/ConfectioneryFileImplements/Implements/ShopStorage.cs

@@ -0,0 +1,165 @@
+using ConfectioneryContracts.BindingModels;
+using ConfectioneryContracts.SearchModels;
+using ConfectioneryContracts.StoragesContracts;
+using ConfectioneryContracts.ViewModels;
+using ConfectioneryDataModels.Models;
+using ConfectioneryFileImplement.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Reflection;
+using System.Runtime.CompilerServices;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryFileImplement.Implements
+{
+    public class ShopStorage : IShopStorage
+    {
+        private readonly DataFileSingleton source;
+        public ShopStorage()
+        {
+            source = DataFileSingleton.GetInstance();
+        }
+        public List<ShopViewModel> GetFullList()
+        {
+            return source.Shops
+            .Select(x => x.GetViewModel)
+            .ToList();
+        }
+
+        public List<ShopViewModel> GetFilteredList(ShopSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.ShopName))
+            {
+                return new();
+            }
+            return source.Shops
+            .Where(x => x.ShopName.Contains(model.ShopName))
+            .Select(x => x.GetViewModel)
+            .ToList();
+        }
+
+        public ShopViewModel? GetElement(ShopSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.ShopName) && !model.Id.HasValue)
+            {
+                return null;
+            }
+            return source.Shops
+            .FirstOrDefault(x => (!string.IsNullOrEmpty(model.ShopName) && x.ShopName == model.ShopName) ||
+            (model.Id.HasValue && x.Id == model.Id))
+            ?.GetViewModel;
+        }
+
+        public ShopViewModel? Insert(ShopBindingModel model)
+        {
+            model.Id = source.Shops.Count > 0 ? source.Shops.Max(x => x.Id) + 1 : 1;
+            var newShop = Shop.Create(model);
+            if (newShop == null)
+            {
+                return null;
+            }
+            source.Shops.Add(newShop);
+            source.SaveShops();
+            return newShop.GetViewModel;
+        }
+
+        public ShopViewModel? Update(ShopBindingModel model)
+        {
+            var pastry = source.Shops.FirstOrDefault(x => x.Id == model.Id);
+            if (pastry == null)
+            {
+                return null;
+            }
+            pastry.Update(model);
+            source.SaveShops();
+            return pastry.GetViewModel;
+        }
+
+        public ShopViewModel? Delete(ShopBindingModel model)
+        {
+            var element = source.Shops.FirstOrDefault(x => x.Id == model.Id);
+            if (element != null)
+            {
+                source.Shops.Remove(element);
+                source.SaveShops();
+                return element.GetViewModel;
+            }
+            return null;
+        }
+
+        public bool Supply(int pastryId, int count)
+        {
+            int freeSpace = source.Shops.Select(x => x.PastryCapacity - x.ShopPastries.Select(y => y.Value.Item2).Sum()).Sum();
+            if (freeSpace < count)
+            {
+                return false;
+            }
+            foreach (Shop shop in source.Shops){
+                int freeShopSpace = shop.PastryCapacity - shop.ShopPastries.Select(y => y.Value.Item2).Sum();
+                if (freeShopSpace > 0)
+                {
+                    if (freeShopSpace >= count)
+                    {
+                        if (shop.Pastries.ContainsKey(pastryId))
+                        {
+                            shop.Pastries[pastryId] += count;
+                        }
+                        else
+                        {
+                            shop.Pastries.Add(pastryId, count);
+                        }
+                        shop.setShopPastriesNull();
+                        return true;
+                    }
+                    else
+                    {
+                        count -= freeShopSpace;
+                        if (shop.Pastries.TryGetValue(pastryId, out var pastryCount))
+                        {
+                            shop.Pastries[pastryId] = pastryCount + freeShopSpace;
+                        }
+                        else
+                        {
+                            shop.Pastries.Add(pastryId, freeShopSpace);
+                        }
+                        shop.setShopPastriesNull();
+                    }
+                }
+            }
+            return false;
+        }
+
+        public bool Sell(int pastryId, int count)
+        {
+            int pastryCount = source.Shops.Select(x => x.ShopPastries.Select(y => y.Value).Where(y => y.Item1.Id == pastryId).Sum(y => y.Item2)).Sum();
+            if (pastryCount < count)
+            {
+                return false;
+            }
+            foreach (Shop shop in source.Shops)
+            {
+                int shopPastryCount = shop.ShopPastries.Select(x => x.Value).Where(x => x.Item1.Id == pastryId).Sum(x => x.Item2);
+                if (count - shopPastryCount >= 0)
+                {
+                    count -= shopPastryCount;
+                    shop.Pastries.Remove(pastryId);
+                    shop.setShopPastriesNull();
+                }
+                else
+                {
+                    shop.Pastries[pastryId] -= count;
+                    count = 0;
+                    shop.setShopPastriesNull();
+                }
+                if (count == 0)
+                {
+                    source.SaveShops();
+                    return true;
+                }
+            }
+            return false;
+        }
+    }
+}

Confectionery/ConfectioneryFileImplements/Models/Ingredient.cs

@@ -0,0 +1,62 @@
+using ConfectioneryContracts.BindingModels;
+using ConfectioneryContracts.ViewModels;
+using ConfectioneryDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Xml.Linq;
+
+namespace ConfectioneryFileImplement.Models
+{
+    public class Ingredient : IIngredientModel
+    {
+        public int Id { get; private set; }
+        public string IngredientName { get; private set; } = string.Empty;
+        public double Cost { get; set; }
+        public static Ingredient? Create(IngredientBindingModel model)
+        {
+            if (model == null) return null;
+            return new Ingredient()
+            {
+                Id = model.Id,
+                IngredientName = model.IngredientName,
+                Cost = model.Cost
+            };
+        }
+        public static Ingredient? Create(XElement element)
+        {
+            if (element == null)
+            {
+                return null;
+            }
+            return new Ingredient()
+            {
+                Id = Convert.ToInt32(element.Attribute("Id")!.Value),
+                IngredientName = element.Element("IngredientName")!.Value,
+                Cost = Convert.ToDouble(element.Element("Cost")!.Value)
+            };
+        }
+        public void Update(IngredientBindingModel model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+            IngredientName = model.IngredientName;
+            Cost = model.Cost;
+        }
+        public IngredientViewModel GetViewModel => new()
+        {
+            Id = Id,
+            IngredientName = IngredientName,
+            Cost = Cost
+        };
+        public XElement GetXElement => new("Ingredient",
+        new XAttribute("Id", Id),
+        new XElement("IngredientName", IngredientName),
+        new XElement("Cost", Cost.ToString()));
+    }
+}

Confectionery/ConfectioneryFileImplements/Models/Order.cs

@@ -0,0 +1,91 @@
+using ConfectioneryContracts.BindingModels;
+using ConfectioneryContracts.ViewModels;
+using ConfectioneryDataModels.Enums;
+using ConfectioneryDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Xml.Linq;
+
+namespace ConfectioneryFileImplement.Models
+{
+    public class Order : IOrderModel
+    {
+        public int Id { get; private set; }
+        public int PastryId { get; private set; }
+        public int Count { get; private set; }
+        public double Sum { get; private set; }
+
+        public OrderStatus Status { get; private set; }
+
+        public DateTime DateCreate { get; private set; }
+
+        public DateTime? DateImplement { get; private set; }
+
+        public static Order? Create(OrderBindingModel? model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+            return new Order()
+            {
+                Id = model.Id,
+                PastryId = model.PastryId,
+                Count = model.Count,
+                Sum = model.Sum,
+                Status = model.Status,
+                DateCreate = model.DateCreate,
+                DateImplement = model.DateImplement
+            };
+        }
+
+        public static Order? Create(XElement element)
+        {
+            if (element == null)
+            {
+                return null;
+            }
+            return new Order()
+            {
+                Id = Convert.ToInt32(element.Attribute("Id")!.Value),
+                PastryId = Convert.ToInt32(element.Element("PastryId")!.Value),
+                Count = Convert.ToInt32(element.Element("Count")!.Value),
+                Sum = Convert.ToDouble(element.Element("Sum")!.Value),
+                Status = (OrderStatus) Convert.ToInt32(element.Element("Status")!.Value),
+                DateCreate = Convert.ToDateTime(element.Element("DateCreate")!.Value),
+                DateImplement = Convert.ToDateTime(String.IsNullOrEmpty(element.Element("DateImplement")!.Value) ? null : element.Element("DateImplement")!.Value)
+            };
+        }
+
+        public void Update(OrderBindingModel model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+            Status = model.Status;
+            if (model.DateImplement.HasValue) DateImplement = model.DateImplement;
+        }
+        public OrderViewModel GetViewModel => new()
+        {
+            Id = Id,
+            PastryId = PastryId,
+            Count = Count,
+            Sum = Sum,
+            Status = Status,
+            DateCreate = DateCreate,
+            DateImplement = DateImplement
+        };
+        public XElement GetXElement => new("Order",
+        new XAttribute("Id", Id),
+        new XElement("PastryId", PastryId),
+        new XElement("Count", Count.ToString()),
+        new XElement("Sum", Sum.ToString()),
+        new XElement("Status", ((int)Status).ToString()),
+        new XElement("DateCreate", DateCreate.ToString()),
+        new XElement("DateImplement", DateImplement.ToString()));
+    }
+}

Confectionery/ConfectioneryFileImplements/Models/Pastry.cs

@@ -0,0 +1,89 @@
+using ConfectioneryContracts.BindingModels;
+using ConfectioneryContracts.ViewModels;
+using ConfectioneryDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Xml.Linq;
+
+namespace ConfectioneryFileImplement.Models
+{
+    public class Pastry : IPastryModel
+    {
+        public int Id { get; private set; }
+        public string PastryName { get; private set; } = string.Empty;
+        public double Price { get; private set; }
+        public Dictionary<int, int> Ingredients { get; private set; } = new();
+        private Dictionary<int, (IIngredientModel, int)>? _pastryIngredients = null;
+        public Dictionary<int, (IIngredientModel, int)> PastryIngredients
+        {
+            get
+            {
+                if (_pastryIngredients == null)
+                {
+                    var source = DataFileSingleton.GetInstance();
+                    _pastryIngredients = Ingredients.ToDictionary(x => x.Key, y => ((source.Ingredients.FirstOrDefault(z => z.Id == y.Key) as IIngredientModel)!, y.Value));
+                }
+                return _pastryIngredients;
+            }
+        }
+        public static Pastry? Create(PastryBindingModel model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+            return new Pastry()
+            {
+                Id = model.Id,
+                PastryName = model.PastryName,
+                Price = model.Price,
+                Ingredients = model.PastryIngredients.ToDictionary(x => x.Key, x => x.Value.Item2)
+            };
+        }
+
+        public static Pastry? Create(XElement element)
+        {
+            if (element == null)
+            {
+                return null;
+            }
+            return new Pastry()
+            {
+                Id = Convert.ToInt32(element.Attribute("Id")!.Value),
+                PastryName = element.Element("PastryName")!.Value,
+                Price = Convert.ToDouble(element.Element("Price")!.Value),
+                Ingredients = element.Element("PastryIngredients")!.Elements("PastryIngredient").ToDictionary(x => Convert.ToInt32(x.Element("Key")?.Value), x => Convert.ToInt32(x.Element("Value")?.Value))
+            };
+        }
+
+        public void Update(PastryBindingModel model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+            PastryName = model.PastryName;
+            Price = model.Price;
+            Ingredients = model.PastryIngredients.ToDictionary(x => x.Key, x => x.Value.Item2);
+            _pastryIngredients = null;
+        }
+        public PastryViewModel GetViewModel => new()
+        {
+            Id = Id,
+            PastryName = PastryName,
+            Price = Price,
+            PastryIngredients = PastryIngredients
+        };
+        public XElement GetXElement => new("Pastry",
+        new XAttribute("Id", Id),
+        new XElement("PastryName", PastryName),
+        new XElement("Price", Price.ToString()),
+        new XElement("PastryIngredients", Ingredients.Select(x => new XElement("PastryIngredient",
+        new XElement("Key", x.Key),
+        new XElement("Value", x.Value)))
+        .ToArray()));
+    }
+}

Confectionery/ConfectioneryFileImplements/Models/Shop.cs

@@ -0,0 +1,104 @@
+using ConfectioneryContracts.BindingModels;
+using ConfectioneryContracts.ViewModels;
+using ConfectioneryDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.Diagnostics;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Xml.Linq;
+
+namespace ConfectioneryFileImplement.Models
+{
+    public class Shop : IShopModel
+    {
+        public int Id { get; private set; }
+        public string ShopName { get; private set; } = string.Empty;
+        public string ShopAdress { get; private set; } = string.Empty;
+        public int PastryCapacity { get; private set; }
+        public DateTime OpeningDate { get; private set; }
+        public Dictionary<int, int> Pastries { get; private set; } = new();
+        private Dictionary<int, (IPastryModel, int)>? _shopPastries = null;
+        public Dictionary<int, (IPastryModel, int)> ShopPastries 
+        { 
+            get
+            {
+                if (_shopPastries == null)
+                {
+                    var source = DataFileSingleton.GetInstance();
+                    _shopPastries = Pastries.ToDictionary(x => x.Key, y => ((source.Pastries.FirstOrDefault(z => z.Id == y.Key) as IPastryModel)!, y.Value));
+                }
+                return _shopPastries;
+            }
+        }
+        public static Shop? Create(ShopBindingModel? model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+            return new Shop()
+            {
+                Id = model.Id,
+                ShopName = model.ShopName,
+                ShopAdress = model.ShopAdress,
+                OpeningDate = model.OpeningDate,
+                Pastries = model.ShopPastries.ToDictionary(x => x.Key, x => x.Value.Item2),
+                PastryCapacity = model.PastryCapacity
+            };
+        }
+        public static Shop? Create(XElement element)
+        {
+            if (element == null)
+            {
+                return null;
+            }
+            return new Shop()
+            {
+                Id = Convert.ToInt32(element.Attribute("Id")!.Value),
+                ShopName = element.Element("ShopName")!.Value,
+                ShopAdress = element.Element("ShopAdress")!.Value,
+                PastryCapacity = Convert.ToInt32(element.Element("PastryCapacity")!.Value),
+                OpeningDate = Convert.ToDateTime(element.Element("OpeningDate")!.Value),
+                Pastries = element.Element("ShopPastries")!.Elements("ShopPastry").ToDictionary(x => Convert.ToInt32(x.Element("Key")?.Value), x => Convert.ToInt32(x.Element("Value")?.Value))
+            };
+        }
+        public void Update(ShopBindingModel? model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+            ShopName = model.ShopName;
+            ShopAdress = model.ShopAdress;
+            OpeningDate = model.OpeningDate;
+            Pastries = model.ShopPastries.ToDictionary(x => x.Key, x => x.Value.Item2);
+            _shopPastries = null;
+            PastryCapacity = model.PastryCapacity;
+        }
+        public ShopViewModel GetViewModel => new()
+        {
+            Id = Id,
+            ShopName = ShopName,
+            ShopAdress = ShopAdress,
+            ShopPastries = ShopPastries,
+            OpeningDate = OpeningDate,
+            PastryCapacity = PastryCapacity,
+        };
+        internal void setShopPastriesNull()
+        {
+            _shopPastries = null;
+        }
+        public XElement GetXElement => new("Shop",
+        new XAttribute("Id", Id),
+        new XElement("ShopName", ShopName),
+        new XElement("ShopAdress", ShopAdress),
+        new XElement("PastryCapacity", PastryCapacity.ToString()),
+        new XElement("OpeningDate", OpeningDate.ToString()),
+        new XElement("ShopPastries", Pastries.Select(x => new XElement("ShopPastry",
+        new XElement("Key", x.Key),
+        new XElement("Value", x.Value)))
+        .ToArray()));
+    }
+}

Confectionery/ConfectioneryListImplement/ConfectioneryListImplement.csproj

@@ -0,0 +1,14 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net6.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\ConfectioneryContracts\ConfectioneryContracts.csproj" />
+    <ProjectReference Include="..\ConfectioneryDataModels\ConfectioneryDataModels.csproj" />
+  </ItemGroup>
+
+</Project>

Confectionery/ConfectioneryListImplement/DataListSingleton.cs

@@ -0,0 +1,34 @@
+using ConfectioneryListImplement.Models;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryListImplement
+{
+    public class DataListSingleton
+    {
+        private static DataListSingleton? _instance;
+        public List<Ingredient> Ingredients { get; set; }
+        public List<Order> Orders { get; set; }
+        public List<Pastry> Pastries { get; set; }
+        public List<Shop> Shops { get; set; }
+        private DataListSingleton()
+        {
+            Ingredients = new List<Ingredient>();
+            Orders = new List<Order>();
+            Pastries = new List<Pastry>();
+            Shops = new List<Shop>();
+        }
+        public static DataListSingleton GetInstance()
+        {
+            if (_instance == null)
+            {
+                _instance = new DataListSingleton();
+            }
+            return _instance;
+        }
+    }
+}

Confectionery/ConfectioneryListImplement/Implements/IngredientStorage.cs

@@ -0,0 +1,112 @@
+using ConfectioneryContracts.BindingModels;
+using ConfectioneryContracts.SearchModels;
+using ConfectioneryContracts.StoragesContracts;
+using ConfectioneryContracts.ViewModels;
+using ConfectioneryListImplement.Models;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryListImplement.Implements
+{
+    public class IngredientStorage : IIngredientStorage
+    {
+        private readonly DataListSingleton _source;
+        public IngredientStorage()
+        {
+            _source = DataListSingleton.GetInstance();
+        }
+        public List<IngredientViewModel> GetFullList()
+        {
+            var result = new List<IngredientViewModel>();
+            foreach (var ingredient in _source.Ingredients)
+            {
+                result.Add(ingredient.GetViewModel);
+            }
+            return result;
+        }
+
+        public List<IngredientViewModel> GetFilteredList(IngredientSearchModel model)
+        {
+            var result = new List<IngredientViewModel>();
+            if (string.IsNullOrEmpty(model.IngredientName))
+            {
+                return result;
+            }
+            foreach (var ingredient in _source.Ingredients)
+            {
+                if (ingredient.IngredientName.Contains(model.IngredientName))
+                {
+                    result.Add(ingredient.GetViewModel);
+                }
+            }
+            return result;
+        }
+
+        public IngredientViewModel? GetElement(IngredientSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.IngredientName) && !model.Id.HasValue)
+            {
+                return null;
+            }
+            foreach (var ingredient in _source.Ingredients)
+            {
+                if ((!string.IsNullOrEmpty(model.IngredientName) && ingredient.IngredientName == model.IngredientName) ||
+                (model.Id.HasValue && ingredient.Id == model.Id))
+                {
+                    return ingredient.GetViewModel;
+                }
+            }
+            return null;
+        }
+
+        public IngredientViewModel? Insert(IngredientBindingModel model)
+        {
+            model.Id = 1;
+            foreach (var ingredient in _source.Ingredients)
+            {
+                if (model.Id <= ingredient.Id)
+                {
+                    model.Id = ingredient.Id + 1;
+                }
+            }
+            var newIngredient = Ingredient.Create(model);
+            if (newIngredient == null)
+            {
+                return null;
+            }
+            _source.Ingredients.Add(newIngredient);
+            return newIngredient.GetViewModel;
+        }
+
+        public IngredientViewModel? Update(IngredientBindingModel model)
+        {
+            foreach (var ingredient in _source.Ingredients)
+            {
+                if (ingredient.Id == model.Id)
+                {
+                    ingredient.Update(model);
+                    return ingredient.GetViewModel;
+                }
+            }
+            return null;
+        }
+
+        public IngredientViewModel? Delete(IngredientBindingModel model)
+        {
+            for (int i = 0; i < _source.Ingredients.Count; ++i)
+            {
+                if (_source.Ingredients[i].Id == model.Id)
+                {
+                    var element = _source.Ingredients[i];
+                    _source.Ingredients.RemoveAt(i);
+                    return element.GetViewModel;
+                }
+            }
+            return null;
+        }
+    }
+}

Confectionery/ConfectioneryListImplement/Implements/OrderStorage.cs

@@ -0,0 +1,124 @@
+using ConfectioneryContracts.BindingModels;
+using ConfectioneryContracts.SearchModels;
+using ConfectioneryContracts.StoragesContracts;
+using ConfectioneryContracts.ViewModels;
+using ConfectioneryListImplement.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Xml.Linq;
+
+namespace ConfectioneryListImplement.Implements
+{
+    public class OrderStorage : IOrderStorage
+    {
+        private readonly DataListSingleton _source;
+        public OrderStorage()
+        {
+            _source = DataListSingleton.GetInstance();
+        }
+        public List<OrderViewModel> GetFullList()
+        {
+            var result = new List<OrderViewModel>();
+            foreach (var order in _source.Orders)
+            {
+                result.Add(AccessPastryStorage(order.GetViewModel));
+            }
+            return result;
+        }
+
+        public List<OrderViewModel> GetFilteredList(OrderSearchModel model)
+        {
+            var result = new List<OrderViewModel>();
+            if (!model.Id.HasValue)
+            {
+                return result;
+            }
+            foreach (var order in _source.Orders)
+            {
+                if (order.Id == model.Id)
+                {
+                    result.Add(AccessPastryStorage(order.GetViewModel));
+                }
+            }
+            return result;
+        }
+
+        public OrderViewModel? GetElement(OrderSearchModel model)
+        {
+            if (!model.Id.HasValue)
+            {
+                return null;
+            }
+            foreach (var order in _source.Orders)
+            {
+                if (model.Id.HasValue && order.Id == model.Id)
+                {
+                    return AccessPastryStorage(order.GetViewModel);
+                }
+            }
+            return null;
+        }
+
+        public OrderViewModel? Insert(OrderBindingModel model)
+        {
+            model.Id = 1;
+            foreach (var order in _source.Orders)
+            {
+                if (model.Id <= order.Id)
+                {
+                    model.Id = order.Id + 1;
+                }
+            }
+            var newOrder = Order.Create(model);
+            if (newOrder == null)
+            {
+                return null;
+            }
+            _source.Orders.Add(newOrder);
+            return AccessPastryStorage(newOrder.GetViewModel);
+        }
+
+        public OrderViewModel? Update(OrderBindingModel model)
+        {
+            foreach (var order in _source.Orders)
+            {
+                if (order.Id == model.Id)
+                {
+                    order.Update(model);
+                    return AccessPastryStorage(order.GetViewModel);
+                }
+            }
+            return null;
+        }
+
+        public OrderViewModel? Delete(OrderBindingModel model)
+        {
+            for (int i = 0; i < _source.Orders.Count; ++i)
+            {
+                if (_source.Orders[i].Id == model.Id)
+                {
+                    var element = _source.Orders[i];
+                    _source.Orders.RemoveAt(i);
+                    return AccessPastryStorage(element.GetViewModel);
+                }
+            }
+            return null;
+        }
+
+        public OrderViewModel AccessPastryStorage(OrderViewModel model)
+        {
+            foreach (var pastry in _source.Pastries)
+            {
+                if (pastry.Id == model.PastryId)
+                {
+                    model.PastryName = pastry.PastryName;
+                    break;
+                }
+            }
+            return model;
+        }
+    }
+}

Confectionery/ConfectioneryListImplement/Implements/PastryStorage.cs

@@ -0,0 +1,111 @@
+using ConfectioneryContracts.BindingModels;
+using ConfectioneryContracts.SearchModels;
+using ConfectioneryContracts.StoragesContracts;
+using ConfectioneryContracts.ViewModels;
+using ConfectioneryListImplement.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryListImplement.Implements
+{
+    public class PastryStorage : IPastryStorage
+    {
+        private readonly DataListSingleton _source;
+        public PastryStorage()
+        {
+            _source = DataListSingleton.GetInstance();
+        }
+        public List<PastryViewModel> GetFullList()
+        {
+            var result = new List<PastryViewModel>();
+            foreach (var pastry in _source.Pastries)
+            {
+                result.Add(pastry.GetViewModel);
+            }
+            return result;
+        }
+
+        public List<PastryViewModel> GetFilteredList(PastrySearchModel model)
+        {
+            var result = new List<PastryViewModel>();
+            if (string.IsNullOrEmpty(model.PastryName))
+            {
+                return result;
+            }
+            foreach (var pastry in _source.Pastries)
+            {
+                if (pastry.PastryName.Contains(model.PastryName))
+                {
+                    result.Add(pastry.GetViewModel);
+                }
+            }
+            return result;
+        }
+
+        public PastryViewModel? GetElement(PastrySearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.PastryName) && !model.Id.HasValue)
+            {
+                return null;
+            }
+            foreach (var pastry in _source.Pastries)
+            {
+                if ((!string.IsNullOrEmpty(model.PastryName) && pastry.PastryName == model.PastryName) ||
+                (model.Id.HasValue && pastry.Id == model.Id))
+                {
+                    return pastry.GetViewModel;
+                }
+            }
+            return null;
+        }
+
+        public PastryViewModel? Insert(PastryBindingModel model)
+        {
+            model.Id = 1;
+            foreach (var pastry in _source.Pastries)
+            {
+                if (model.Id <= pastry.Id)
+                {
+                    model.Id = pastry.Id + 1;
+                }
+            }
+            var newPastry = Pastry.Create(model);
+            if (newPastry == null)
+            {
+                return null;
+            }
+            _source.Pastries.Add(newPastry);
+            return newPastry.GetViewModel;
+        }
+
+        public PastryViewModel? Update(PastryBindingModel model)
+        {
+            foreach (var pastry in _source.Pastries)
+            {
+                if (pastry.Id == model.Id)
+                {
+                    pastry.Update(model);
+                    return pastry.GetViewModel;
+                }
+            }
+            return null;
+        }
+
+        public PastryViewModel? Delete(PastryBindingModel model)
+        {
+            for (int i = 0; i < _source.Pastries.Count; ++i)
+            {
+                if (_source.Pastries[i].Id == model.Id)
+                {
+                    var element = _source.Pastries[i];
+                    _source.Pastries.RemoveAt(i);
+                    return element.GetViewModel;
+                }
+            }
+            return null;
+        }
+    }
+}

Confectionery/ConfectioneryListImplement/Implements/ShopStorage.cs

@@ -0,0 +1,122 @@
+using ConfectioneryContracts.BindingModels;
+using ConfectioneryContracts.SearchModels;
+using ConfectioneryContracts.StoragesContracts;
+using ConfectioneryContracts.ViewModels;
+using ConfectioneryDataModels.Models;
+using ConfectioneryListImplement.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryListImplement.Implements
+{
+    public class ShopStorage : IShopStorage
+    {
+        private readonly DataListSingleton _source;
+        public ShopStorage()
+        {
+            _source = DataListSingleton.GetInstance();
+        }
+        public List<ShopViewModel> GetFullList()
+        {
+            var result = new List<ShopViewModel>();
+            foreach (var shop in _source.Shops)
+            {
+                result.Add(shop.GetViewModel);
+            }
+            return result;
+        }
+
+        public List<ShopViewModel> GetFilteredList(ShopSearchModel model)
+        {
+            var result = new List<ShopViewModel>();
+            if (string.IsNullOrEmpty(model.ShopName))
+            {
+                return result;
+            }
+            foreach (var shop in _source.Shops)
+            {
+                if (shop.ShopName.Contains(model.ShopName))
+                {
+                    result.Add(shop.GetViewModel);
+                }
+            }
+            return result;
+        }
+
+        public ShopViewModel? GetElement(ShopSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.ShopName) && !model.Id.HasValue)
+            {
+                return null;
+            }
+            foreach (var shop in _source.Shops)
+            {
+                if ((!string.IsNullOrEmpty(model.ShopName) && shop.ShopName == model.ShopName) ||
+                (model.Id.HasValue && shop.Id == model.Id))
+                {
+                    return shop.GetViewModel;
+                }
+            }
+            return null;
+        }
+
+        public ShopViewModel? Insert(ShopBindingModel model)
+        {
+            model.Id = 1;
+            foreach (var shop in _source.Shops)
+            {
+                if (model.Id <= shop.Id)
+                {
+                    model.Id = shop.Id + 1;
+                }
+            }
+            var newShop = Shop.Create(model);
+            if (newShop == null)
+            {
+                return null;
+            }
+            _source.Shops.Add(newShop);
+            return newShop.GetViewModel;
+        }
+
+        public ShopViewModel? Update(ShopBindingModel model)
+        {
+            foreach (var shop in _source.Shops)
+            {
+                if (shop.Id == model.Id)
+                {
+                    shop.Update(model);
+                    return shop.GetViewModel;
+                }
+            }
+            return null;
+        }
+
+        public ShopViewModel? Delete(ShopBindingModel model)
+        {
+            for (int i = 0; i < _source.Shops.Count; ++i)
+            {
+                if (_source.Shops[i].Id == model.Id)
+                {
+                    var element = _source.Shops[i];
+                    _source.Shops.RemoveAt(i);
+                    return element.GetViewModel;
+                }
+            }
+            return null;
+        }
+
+        public bool Supply(int pastryId, int count)
+        {
+            throw new NotImplementedException();
+        }
+
+        public bool Sell(int pastryId, int count)
+        {
+            throw new NotImplementedException();
+        }
+    }
+}

Confectionery/ConfectioneryListImplement/Models/Ingredient.cs

@@ -0,0 +1,47 @@
+using ConfectioneryContracts.BindingModels;
+using ConfectioneryContracts.ViewModels;
+using ConfectioneryDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryListImplement.Models
+{
+    public class Ingredient : IIngredientModel
+    {
+        public int Id { get; private set; }
+        public string IngredientName { get; private set; } = string.Empty;
+        public double Cost { get; set; }
+        public static Ingredient? Create(IngredientBindingModel? model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+            return new Ingredient()
+            {
+                Id = model.Id,
+                IngredientName = model.IngredientName,
+                Cost = model.Cost
+            };
+        }
+        public void Update(IngredientBindingModel? model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+            IngredientName = model.IngredientName;
+            Cost = model.Cost;
+        }
+        public IngredientViewModel GetViewModel => new()
+        {
+            Id = Id,
+            IngredientName = IngredientName,
+            Cost = Cost
+        };
+    }
+}

Confectionery/ConfectioneryListImplement/Models/Order.cs

@@ -0,0 +1,66 @@
+using ConfectioneryContracts.BindingModels;
+using ConfectioneryContracts.ViewModels;
+using ConfectioneryDataModels.Enums;
+using ConfectioneryDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.Diagnostics;
+using System.Linq;
+using System.Reflection;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryListImplement.Models
+{
+    public class Order : IOrderModel
+    {
+        public int Id {get; private set;}
+        public int PastryId { get; private set; }
+        public int Count { get; private set; }
+        public double Sum { get; private set; }
+
+        public OrderStatus Status { get; private set; }
+
+        public DateTime DateCreate { get; private set; }
+
+        public DateTime? DateImplement { get; private set; }
+
+        public static Order? Create(OrderBindingModel? model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+            return new Order()
+            {
+                Id = model.Id,
+                PastryId = model.PastryId,
+                Count = model.Count,
+                Sum = model.Sum,
+                Status = model.Status,
+                DateCreate = model.DateCreate,
+                DateImplement = model.DateImplement
+            };
+        }
+        public void Update(OrderBindingModel? model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+            Status = model.Status;
+            if (model.DateImplement.HasValue) DateImplement = model.DateImplement;
+        }
+        public OrderViewModel GetViewModel => new()
+        {
+            Id = Id,
+            PastryId = PastryId,
+            Count = Count,
+            Sum = Sum,
+            Status = Status,
+            DateCreate = DateCreate,
+            DateImplement = DateImplement
+        };
+
+    }
+}

Confectionery/ConfectioneryListImplement/Models/Pastry.cs

@@ -0,0 +1,50 @@
+using ConfectioneryContracts.BindingModels;
+using ConfectioneryContracts.ViewModels;
+using ConfectioneryDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryListImplement.Models
+{
+    public class Pastry : IPastryModel
+    {
+        public int Id { get; private set; }
+        public string PastryName { get; private set; } = string.Empty;
+        public double Price { get; private set; }
+        public Dictionary<int, (IIngredientModel, int)> PastryIngredients { get; private set; } = new Dictionary<int, (IIngredientModel, int)>();
+        public static Pastry? Create(PastryBindingModel? model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+            return new Pastry()
+            {
+                Id = model.Id,
+                PastryName = model.PastryName,
+                Price = model.Price,
+                PastryIngredients = model.PastryIngredients
+            };
+        }
+        public void Update(PastryBindingModel? model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+            PastryName = model.PastryName;
+            Price = model.Price;
+            PastryIngredients = model.PastryIngredients;
+        }
+        public PastryViewModel GetViewModel => new()
+        {
+            Id = Id,
+            PastryName = PastryName,
+            Price = Price,
+            PastryIngredients = PastryIngredients
+        };
+    }
+}

Confectionery/ConfectioneryListImplement/Models/Shop.cs

@@ -0,0 +1,59 @@
+using ConfectioneryContracts.BindingModels;
+using ConfectioneryContracts.BusinessLogicsContracts;
+using ConfectioneryContracts.ViewModels;
+using ConfectioneryDataModels.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace ConfectioneryListImplement.Models
+{
+    public class Shop : IShopModel
+    {
+        public int Id { get; private set; }
+        public string ShopName { get; private set; } = string.Empty;
+        public string ShopAdress { get; private set; } = string.Empty;
+        public int PastryCapacity { get; private set; }
+        public DateTime OpeningDate { get; private set; }
+        public Dictionary<int, (IPastryModel, int)> ShopPastries { get; private set; } = new Dictionary<int, (IPastryModel, int)>();
+        public static Shop? Create(ShopBindingModel? model)
+        {
+            if (model == null)
+            {
+                return null;
+            }
+            return new Shop()
+            {
+                Id = model.Id,
+                ShopName = model.ShopName,
+                ShopAdress = model.ShopAdress,
+                OpeningDate = model.OpeningDate,
+                ShopPastries = model.ShopPastries,
+                PastryCapacity = model.PastryCapacity
+            };
+        }
+        public void Update(ShopBindingModel? model)
+        {
+            if (model == null)
+            {
+                return;
+            }
+            ShopName = model.ShopName;
+            ShopAdress = model.ShopAdress;
+            OpeningDate = model.OpeningDate;
+            ShopPastries = model.ShopPastries;
+            PastryCapacity = model.PastryCapacity;
+        }
+        public ShopViewModel GetViewModel => new()
+        {
+            Id = Id,
+            ShopName = ShopName,
+            ShopAdress = ShopAdress,
+            ShopPastries = ShopPastries,
+            OpeningDate = OpeningDate,
+            PastryCapacity = PastryCapacity,
+        };
+    }
+}